40290620

素因数分解:

$2^2\times 5^1\times {\mathrm{239}}^1\times {\mathrm{8429}}^1$

素因数の和:8677

約数の個数: 24

約数和(自身を含む): 84974400

約数和(自身を除く): 44683780

約数列:

[1, 2, 4, 5, 10, 20, 239, 478, 956, 1195, 2390, 4780, 8429, 16858, 33716, 42145, 84290, 168580, 2014531, 4029062, 8058124, 10072655, 20145310, 40290620]

約数ペア:

[(1, 40290620), (2, 20145310), (4, 10072655), (5, 8058124), (10, 4029062), (20, 2014531), (239, 168580), (478, 84290), (956, 42145), (1195, 33716), (2390, 16858), (4780, 8429)]