40297580

素因数分解:

$2^2\times 5^1\times {\mathrm{1381}}^1\times {\mathrm{1459}}^1$

素因数の和:2849

約数の個数: 24

約数和(自身を含む): 84744240

約数和(自身を除く): 44446660

約数列:

[1, 2, 4, 5, 10, 20, 1381, 1459, 2762, 2918, 5524, 5836, 6905, 7295, 13810, 14590, 27620, 29180, 2014879, 4029758, 8059516, 10074395, 20148790, 40297580]

約数ペア:

[(1, 40297580), (2, 20148790), (4, 10074395), (5, 8059516), (10, 4029758), (20, 2014879), (1381, 29180), (1459, 27620), (2762, 14590), (2918, 13810), (5524, 7295), (5836, 6905)]