402113090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1297139}}^1$

素因数の和:1297177

約数の個数: 16

約数和(自身を含む): 747152640

約数和(自身を除く): 345039550

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 1297139, 2594278, 6485695, 12971390, 40211309, 80422618, 201056545, 402113090]

約数ペア:

[(1, 402113090), (2, 201056545), (5, 80422618), (10, 40211309), (31, 12971390), (62, 6485695), (155, 2594278), (310, 1297139)]