40344140

素因数分解:

$2^2\times 5^1\times {\mathrm{797}}^1\times {\mathrm{2531}}^1$

素因数の和:3337

約数の個数: 24

約数和(自身を含む): 84862512

約数和(自身を除く): 44518372

約数列:

[1, 2, 4, 5, 10, 20, 797, 1594, 2531, 3188, 3985, 5062, 7970, 10124, 12655, 15940, 25310, 50620, 2017207, 4034414, 8068828, 10086035, 20172070, 40344140]

約数ペア:

[(1, 40344140), (2, 20172070), (4, 10086035), (5, 8068828), (10, 4034414), (20, 2017207), (797, 50620), (1594, 25310), (2531, 15940), (3188, 12655), (3985, 10124), (5062, 7970)]