40752620

素因数分解:

$2^2\times 5^1\times {\mathrm{521}}^1\times {\mathrm{3911}}^1$

素因数の和:4441

約数の個数: 24

約数和(自身を含む): 85766688

約数和(自身を除く): 45014068

約数列:

[1, 2, 4, 5, 10, 20, 521, 1042, 2084, 2605, 3911, 5210, 7822, 10420, 15644, 19555, 39110, 78220, 2037631, 4075262, 8150524, 10188155, 20376310, 40752620]

約数ペア:

[(1, 40752620), (2, 20376310), (4, 10188155), (5, 8150524), (10, 4075262), (20, 2037631), (521, 78220), (1042, 39110), (2084, 19555), (2605, 15644), (3911, 10420), (5210, 7822)]