427291200020

素因数分解:

$2^2\times 5^1\times {\mathrm{21364560001}}^1$

素因数の和:21364560010

約数の個数: 12

約数和(自身を含む): 897311520084

約数和(自身を除く): 470020320064

約数列:

[1, 2, 4, 5, 10, 20, 21364560001, 42729120002, 85458240004, 106822800005, 213645600010, 427291200020]

約数ペア:

[(1, 427291200020), (2, 213645600010), (4, 106822800005), (5, 85458240004), (10, 42729120002), (20, 21364560001)]