40392620

素因数分解:

$2^2\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2957}}^1$

素因数の和:3649

約数の個数: 24

約数和(自身を含む): 84977424

約数和(自身を除く): 44584804

約数列:

[1, 2, 4, 5, 10, 20, 683, 1366, 2732, 2957, 3415, 5914, 6830, 11828, 13660, 14785, 29570, 59140, 2019631, 4039262, 8078524, 10098155, 20196310, 40392620]

約数ペア:

[(1, 40392620), (2, 20196310), (4, 10098155), (5, 8078524), (10, 4039262), (20, 2019631), (683, 59140), (1366, 29570), (2732, 14785), (2957, 13660), (3415, 11828), (5914, 6830)]