10260020

素因数分解:

$2^2\times 5^1\times {\mathrm{513001}}^1$

素因数の和:513010

約数の個数: 12

約数和(自身を含む): 21546084

約数和(自身を除く): 11286064

約数列:

[1, 2, 4, 5, 10, 20, 513001, 1026002, 2052004, 2565005, 5130010, 10260020]

約数ペア:

[(1, 10260020), (2, 5130010), (4, 2565005), (5, 2052004), (10, 1026002), (20, 513001)]