40620920

素因数分解:

$2^3\times 5^1\times {\mathrm{1015523}}^1$

素因数の和:1015534

約数の個数: 16

約数和(自身を含む): 91397160

約数和(自身を除く): 50776240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1015523, 2031046, 4062092, 5077615, 8124184, 10155230, 20310460, 40620920]

約数ペア:

[(1, 40620920), (2, 20310460), (4, 10155230), (5, 8124184), (8, 5077615), (10, 4062092), (20, 2031046), (40, 1015523)]