#include <bits/stdc++.h>
using namespace std;int main(){int N,an=1e9,x;cin>>N;vector<int>A(N);for(int &a:A)cin>>a;for(int i=1;i<=2*N;i++){int res=0,L=0;while(res*(i+1)<an&&L*i<=A.back()){auto p=lower_bound(A.begin(),A.end(),L*i);res++;L=(*p/i)+1;}if(an>res*(i+1))an=res*(i+1),x=i;}cout<<x<<endl<<an<<endl;}