2095280

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2381}}^1$

素因数の和:2405

約数の個数: 40

約数和(自身を含む): 5316624

約数和(自身を除く): 3221344

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 2381, 4762, 9524, 11905, 19048, 23810, 26191, 38096, 47620, 52382, 95240, 104764, 130955, 190480, 209528, 261910, 419056, 523820, 1047640, 2095280]

約数ペア:

[(1, 2095280), (2, 1047640), (4, 523820), (5, 419056), (8, 261910), (10, 209528), (11, 190480), (16, 130955), (20, 104764), (22, 95240), (40, 52382), (44, 47620), (55, 38096), (80, 26191), (88, 23810), (110, 19048), (176, 11905), (220, 9524), (440, 4762), (880, 2381)]