268468040

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{94531}}^1$

素因数の和:94613

約数の個数: 32

約数和(自身を含む): 612567360

約数和(自身を除く): 344099320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 94531, 189062, 378124, 472655, 756248, 945310, 1890620, 3781240, 6711701, 13423402, 26846804, 33558505, 53693608, 67117010, 134234020, 268468040]

約数ペア:

[(1, 268468040), (2, 134234020), (4, 67117010), (5, 53693608), (8, 33558505), (10, 26846804), (20, 13423402), (40, 6711701), (71, 3781240), (142, 1890620), (284, 945310), (355, 756248), (568, 472655), (710, 378124), (1420, 189062), (2840, 94531)]