56179640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{127681}}^1$

素因数の和:127703

約数の個数: 32

約数和(自身を含む): 137896560

約数和(自身を除く): 81716920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 127681, 255362, 510724, 638405, 1021448, 1276810, 1404491, 2553620, 2808982, 5107240, 5617964, 7022455, 11235928, 14044910, 28089820, 56179640]

約数ペア:

[(1, 56179640), (2, 28089820), (4, 14044910), (5, 11235928), (8, 7022455), (10, 5617964), (11, 5107240), (20, 2808982), (22, 2553620), (40, 1404491), (44, 1276810), (55, 1021448), (88, 638405), (110, 510724), (220, 255362), (440, 127681)]