20008510

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{28181}}^1$

素因数の和:28259

約数の個数: 16

約数和(自身を含む): 36523872

約数和(自身を除く): 16515362

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 28181, 56362, 140905, 281810, 2000851, 4001702, 10004255, 20008510]

約数ペア:

[(1, 20008510), (2, 10004255), (5, 4001702), (10, 2000851), (71, 281810), (142, 140905), (355, 56362), (710, 28181)]