122678680

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{82891}}^1$

素因数の和:82939

約数の個数: 32

約数和(自身を含む): 283490640

約数和(自身を除く): 160811960

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 82891, 165782, 331564, 414455, 663128, 828910, 1657820, 3066967, 3315640, 6133934, 12267868, 15334835, 24535736, 30669670, 61339340, 122678680]

約数ペア:

[(1, 122678680), (2, 61339340), (4, 30669670), (5, 24535736), (8, 15334835), (10, 12267868), (20, 6133934), (37, 3315640), (40, 3066967), (74, 1657820), (148, 828910), (185, 663128), (296, 414455), (370, 331564), (740, 165782), (1480, 82891)]