91100780

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{19891}}^1$

素因数の和:20129

約数の個数: 24

約数和(自身を含む): 192156720

約数和(自身を除く): 101055940

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 19891, 39782, 79564, 99455, 198910, 397820, 4555039, 9110078, 18220156, 22775195, 45550390, 91100780]

約数ペア:

[(1, 91100780), (2, 45550390), (4, 22775195), (5, 18220156), (10, 9110078), (20, 4555039), (229, 397820), (458, 198910), (916, 99455), (1145, 79564), (2290, 39782), (4580, 19891)]