#include<bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define rep(i, n) for (int i=0; i < n; i++)
#define repd(i, n) for (int i = n-1; i > -1; i--)
#define repran(i, a,b) for (int i = a; i<b;i++)
#define all(x) (x).begin(), (x).end()
#define v(T) vector<T>
#define vv(T) vector<v(T)>
typedef long long ll;
typedef pair<int, int> P;
typedef vector<int> vi;
typedef vector<ll> vll;
typedef vector<vi> vvi;
typedef vector<vll> vvll;
template<class T>bool chmax(T &a, const T &b){
    if (a < b) {a = b; return true;}
    return false;
}
template<class T>bool chmin(T &a, const T &b){
    if (a > b) {a = b; return true;}
    return false;
}
// auto mod int
// https://youtu.be/L8grWxBlIZ4?t=9858
// https://youtu.be/ERZuLAxZffQ?t=4807 : optimize
// https://youtu.be/8uowVvQ_-Mo?t=1329 : division
const int mod = 1000000007;
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<P> factor(int x) {
    vector<int> fl = factorList(x);
    if (fl.size() == 0) return {};
    vector<P> res(1, P(fl[0], 0));
    for (int p : fl) {
      if (res.back().first == p) {
        res.back().second++;
      } else {
        res.emplace_back(p, 1);
      }
    }
    return res;
  }
  vector<pair<ll,int>> factor(ll x) {
    vector<pair<ll,int>> res;
    for (int p : primes) {
      int y = 0;
      while (x%p == 0) x /= p, ++y;
      if (y != 0) res.emplace_back(p,y);
    }
    if (x != 1) res.emplace_back(x,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;
}
int main()
{
    int n;
    cin >> n;
    vi 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;
}



Measured memory_bytes: 11780