56443640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{787}}^1$

素因数の和:972

約数の個数: 64

約数和(自身を含む): 139570560

約数和(自身を除く): 83126920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 163, 220, 326, 440, 652, 787, 815, 1304, 1574, 1630, 1793, 3148, 3260, 3586, 3935, 6296, 6520, 7172, 7870, 8657, 8965, 14344, 15740, 17314, 17930, 31480, 34628, 35860, 43285, 69256, 71720, 86570, 128281, 173140, 256562, 346280, 513124, 641405, 1026248, 1282810, 1411091, 2565620, 2822182, 5131240, 5644364, 7055455, 11288728, 14110910, 28221820, 56443640]

約数ペア:

[(1, 56443640), (2, 28221820), (4, 14110910), (5, 11288728), (8, 7055455), (10, 5644364), (11, 5131240), (20, 2822182), (22, 2565620), (40, 1411091), (44, 1282810), (55, 1026248), (88, 641405), (110, 513124), (163, 346280), (220, 256562), (326, 173140), (440, 128281), (652, 86570), (787, 71720), (815, 69256), (1304, 43285), (1574, 35860), (1630, 34628), (1793, 31480), (3148, 17930), (3260, 17314), (3586, 15740), (3935, 14344), (6296, 8965), (6520, 8657), (7172, 7870)]