2660620

素因数分解:

$2^2\times 5^1\times {\mathrm{151}}^1\times {\mathrm{881}}^1$

素因数の和:1041

約数の個数: 24

約数和(自身を含む): 5630688

約数和(自身を除く): 2970068

約数列:

[1, 2, 4, 5, 10, 20, 151, 302, 604, 755, 881, 1510, 1762, 3020, 3524, 4405, 8810, 17620, 133031, 266062, 532124, 665155, 1330310, 2660620]

約数ペア:

[(1, 2660620), (2, 1330310), (4, 665155), (5, 532124), (10, 266062), (20, 133031), (151, 17620), (302, 8810), (604, 4405), (755, 3524), (881, 3020), (1510, 1762)]