#include <bits/stdc++.h>
#include <unordered_map>
#include <unordered_set>
#define pb push_back
#define mpr make_pair
#define pii pair<int, int>
#define pll pair<ll, ll>
#define ll long long
#define ld long double
#define fi first
#define se second
#define all(arr) arr.begin(), arr.end()
#define rep(i, n) for (int i = 0; i < (int)(n); i++)
#define fo(i, l, r) for (int i = l; i <= r; i++)
#define INF 1000000001
#define inf1 1000000000000000001
#define mod 1000000007
#define pie 3.14159265358979323846264338327950L
#define N 200009
#define M 1e6+9
#define mid(l, r) l + (r - l) / 2
#define vec vector<int>
#define vecl vector<ll>
#define umap unordered_map<ll,ll>
#define yes cout << "Yes" << endl;
#define no cout << "No" << endl;
#define endl "\n"
#define int long long
using namespace std;

int dx[4]={1,0,-1,0},dy[4]={0,1,0,-1};  
int ddx[8]={1,1,0,-1,-1,-1,0,1},ddy[8]={0,1,1,1,0,-1,-1,-1};
ll gcd(ll a,ll b){ if(!a)return b;return gcd(b%a,a);}
ll lcm(ll a, ll b) { return (a*b)/ gcd(a,b);}

// ll n,k,a,b,c,d,x,y,z,m,l;
// ll ans;
// vecl arr(N);
// ll dp[509][509];
// ll pre[N];


long long binpow(long long a, long long b, long long m) {
    a %= m;
    long long res = 1;
    while (b > 0) {
        if (b & 1)
            res = res * a % m;
        a = a * a % m;
        b >>= 1;
    }
    return res;
}


struct mint {
  ll x; // typedef long long ll;
  mint(ll x=0):x((x%mod+mod)%mod){}
  mint operator-() const { return mint(-x);}
  mint& operator+=(const mint a) {
    if ((x += a.x) >= mod) x -= mod;
    return *this;
  }
  mint& operator-=(const mint a) {
    if ((x += mod-a.x) >= mod) x -= mod;
    return *this;
  }
  mint& operator*=(const mint a) { (x *= a.x) %= mod; return *this;}
  mint operator+(const mint a) const { return mint(*this) += a;}
  mint operator-(const mint a) const { return mint(*this) -= a;}
  mint operator*(const mint a) const { return mint(*this) *= a;}
  mint pow(ll t) const {
    if (!t) return 1;
    mint a = pow(t>>1);
    a *= a;
    if (t&1) a *= *this;
    return a;
  }
 
  // for prime mod
  mint inv() const { return pow(mod-2);}
  mint& operator/=(const mint a) { return *this *= a.inv();}
  mint operator/(const mint a) const { return mint(*this) /= a;}
};
istream& operator>>(istream& is, mint& a) { return is >> a.x;}
ostream& operator<<(ostream& os, const mint& a) { return os << a.x;}



// Sieve of Eratosthenes
// https://youtu.be/UTVg7wzMWQc?t=2774
struct Sieve {
  int n;
  vector<int> f, primes;
  Sieve(int n=1):n(n), f(n+1) {
    f[0] = f[1] = -1;
    for (ll i = 2; i <= n; ++i) {
      if (f[i]) continue;
      primes.push_back(i);
      f[i] = i;
      for (ll j = i*i; j <= n; j += i) {
        if (!f[j]) f[j] = i;
      }
    }
  }
  bool isPrime(int x) { return f[x] == x;}
  vector<int> factorList(int x) {
    vector<int> res;
    while (x != 1) {
      res.push_back(f[x]);
      x /= f[x];
    }
    return res;
  }

  vector<pii> factor(int x) {
    vector<int> fl = factorList(x);
    if (fl.size() == 0) return vector<pii>();
    vector<pii> res(1, mpr(fl[0], 0));
    for (int p : fl) {
      if (res.back().first == p) {
        res.back().second++;
      } else {
        res.push_back(mpr(p, 1));
      }
    }
    return res;
  }
};
 
ll modpow(ll a, ll n=mod-2) {
    ll r=1;
    while(n) r=r*((n%2)?a:1)%mod,a=a*a%mod,n>>=1;
    return r;
}



void test_case() {
	
   
    int n;
    cin >> n;
    vec a(n), p(1000050, 0);
    rep(i, n) cin >> a[i];
    Sieve s(1000050);
    
    rep(i, n){
        auto b = s.factor(a[i]);
        for (auto x : b){
            p[x.fi] = max(p[x.fi], x.se);
        }
    }
    mint lcm = 1, ans = 0;
    rep(i, 1000050){
        if (s.isPrime(i) && p[i] > 0) lcm *= modpow(i, p[i]);
    }
    rep(i, n){
        ans += lcm/a[i];
    }
    cout << ans << endl;
   
   


    



}


signed main()
{
    ios::sync_with_stdio(0);
    cin.tie(0);
    cout.tie(0);
    cout<<fixed<<setprecision(20);

    // freopen("input.txt", "r", stdin);
    // freopen("output.txt", "w", stdout);


    int t = 1;
    // cin >> t;
    while(t--)
    {   
        test_case();
    }
}

Measured memory_bytes: 19884