38821690

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{659}}^1$

素因数の和:846

約数の個数: 32

約数和(自身を含む): 72135360

約数和(自身を除く): 33313670

約数列:

[1, 2, 5, 10, 43, 86, 137, 215, 274, 430, 659, 685, 1318, 1370, 3295, 5891, 6590, 11782, 28337, 29455, 56674, 58910, 90283, 141685, 180566, 283370, 451415, 902830, 3882169, 7764338, 19410845, 38821690]

約数ペア:

[(1, 38821690), (2, 19410845), (5, 7764338), (10, 3882169), (43, 902830), (86, 451415), (137, 283370), (215, 180566), (274, 141685), (430, 90283), (659, 58910), (685, 56674), (1318, 29455), (1370, 28337), (3295, 11782), (5891, 6590)]