56580040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128591}}^1$

素因数の和:128613

約数の個数: 32

約数和(自身を含む): 138879360

約数和(自身を除く): 82299320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 128591, 257182, 514364, 642955, 1028728, 1285910, 1414501, 2571820, 2829002, 5143640, 5658004, 7072505, 11316008, 14145010, 28290020, 56580040]

約数ペア:

[(1, 56580040), (2, 28290020), (4, 14145010), (5, 11316008), (8, 7072505), (10, 5658004), (11, 5143640), (20, 2829002), (22, 2571820), (40, 1414501), (44, 1285910), (55, 1028728), (88, 642955), (110, 514364), (220, 257182), (440, 128591)]