79396180

素因数分解:

$2^2\times 5^1\times {\mathrm{3969809}}^1$

素因数の和:3969818

約数の個数: 12

約数和(自身を含む): 166732020

約数和(自身を除く): 87335840

約数列:

[1, 2, 4, 5, 10, 20, 3969809, 7939618, 15879236, 19849045, 39698090, 79396180]

約数ペア:

[(1, 79396180), (2, 39698090), (4, 19849045), (5, 15879236), (10, 7939618), (20, 3969809)]