1330275280

素因数分解:

$2^4\times 5^1\times {\mathrm{223}}^1\times {\mathrm{74567}}^1$

素因数の和:74803

約数の個数: 40

約数和(自身を含む): 3106801152

約数和(自身を除く): 1776525872

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 223, 446, 892, 1115, 1784, 2230, 3568, 4460, 8920, 17840, 74567, 149134, 298268, 372835, 596536, 745670, 1193072, 1491340, 2982680, 5965360, 16628441, 33256882, 66513764, 83142205, 133027528, 166284410, 266055056, 332568820, 665137640, 1330275280]

約数ペア:

[(1, 1330275280), (2, 665137640), (4, 332568820), (5, 266055056), (8, 166284410), (10, 133027528), (16, 83142205), (20, 66513764), (40, 33256882), (80, 16628441), (223, 5965360), (446, 2982680), (892, 1491340), (1115, 1193072), (1784, 745670), (2230, 596536), (3568, 372835), (4460, 298268), (8920, 149134), (17840, 74567)]