72660020

素因数分解:

$2^2\times 5^1\times {\mathrm{3633001}}^1$

素因数の和:3633010

約数の個数: 12

約数和(自身を含む): 152586084

約数和(自身を除く): 79926064

約数列:

[1, 2, 4, 5, 10, 20, 3633001, 7266002, 14532004, 18165005, 36330010, 72660020]

約数ペア:

[(1, 72660020), (2, 36330010), (4, 18165005), (5, 14532004), (10, 7266002), (20, 3633001)]