56712740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{405091}}^1$

素因数の和:405107

約数の個数: 24

約数和(自身を含む): 136110912

約数和(自身を除く): 79398172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 405091, 810182, 1620364, 2025455, 2835637, 4050910, 5671274, 8101820, 11342548, 14178185, 28356370, 56712740]

約数ペア:

[(1, 56712740), (2, 28356370), (4, 14178185), (5, 11342548), (7, 8101820), (10, 5671274), (14, 4050910), (20, 2835637), (28, 2025455), (35, 1620364), (70, 810182), (140, 405091)]