56890240

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{8081}}^1$

素因数の和:8111

約数の個数: 64

約数和(自身を含む): 148385520

約数和(自身を除く): 91495280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 320, 352, 440, 640, 704, 880, 1408, 1760, 3520, 7040, 8081, 16162, 32324, 40405, 64648, 80810, 88891, 129296, 161620, 177782, 258592, 323240, 355564, 444455, 517184, 646480, 711128, 888910, 1034368, 1292960, 1422256, 1777820, 2585920, 2844512, 3555640, 5171840, 5689024, 7111280, 11378048, 14222560, 28445120, 56890240]

約数ペア:

[(1, 56890240), (2, 28445120), (4, 14222560), (5, 11378048), (8, 7111280), (10, 5689024), (11, 5171840), (16, 3555640), (20, 2844512), (22, 2585920), (32, 1777820), (40, 1422256), (44, 1292960), (55, 1034368), (64, 888910), (80, 711128), (88, 646480), (110, 517184), (128, 444455), (160, 355564), (176, 323240), (220, 258592), (320, 177782), (352, 161620), (440, 129296), (640, 88891), (704, 80810), (880, 64648), (1408, 40405), (1760, 32324), (3520, 16162), (7040, 8081)]