54015280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{61381}}^1$

素因数の和:61405

約数の個数: 40

約数和(自身を含む): 137004624

約数和(自身を除く): 82989344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 61381, 122762, 245524, 306905, 491048, 613810, 675191, 982096, 1227620, 1350382, 2455240, 2700764, 3375955, 4910480, 5401528, 6751910, 10803056, 13503820, 27007640, 54015280]

約数ペア:

[(1, 54015280), (2, 27007640), (4, 13503820), (5, 10803056), (8, 6751910), (10, 5401528), (11, 4910480), (16, 3375955), (20, 2700764), (22, 2455240), (40, 1350382), (44, 1227620), (55, 982096), (80, 675191), (88, 613810), (110, 491048), (176, 306905), (220, 245524), (440, 122762), (880, 61381)]