Question

Va roog! Care sunt divizorii lui 420?

Answer 1

Divizorii lui 420={1,2,3,4,5,6,7,10,14,15,20,21,28,30,35,42,60,70,84,105,140,210,420}  Astea sunt toate presupun.

Answer 2

420=2^2x3x5x7
divizorii sunt:
1,2,3,4,5,6,7,10,12,14,15,20,21,28,30,35,40,42,60,84,105,140,210,420,

sunt (2+1)(1+1)(1+1)(1+1)=24 divizori