80634040

素因数分解:

$2^3\times 5^1\times {\mathrm{2015851}}^1$

素因数の和:2015862

約数の個数: 16

約数和(自身を含む): 181426680

約数和(自身を除く): 100792640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2015851, 4031702, 8063404, 10079255, 16126808, 20158510, 40317020, 80634040]

約数ペア:

[(1, 80634040), (2, 40317020), (4, 20158510), (5, 16126808), (8, 10079255), (10, 8063404), (20, 4031702), (40, 2015851)]