200024487940

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{25192001}}^1$

素因数の和:25192407

約数の個数: 24

約数和(自身を含む): 421109505432

約数和(自身を除く): 221085017492

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 3970, 7940, 25192001, 50384002, 100768004, 125960005, 251920010, 503840020, 10001224397, 20002448794, 40004897588, 50006121985, 100012243970, 200024487940]

約数ペア:

[(1, 200024487940), (2, 100012243970), (4, 50006121985), (5, 40004897588), (10, 20002448794), (20, 10001224397), (397, 503840020), (794, 251920010), (1588, 125960005), (1985, 100768004), (3970, 50384002), (7940, 25192001)]