12447620

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{4751}}^1$

素因数の和:4891

約数の個数: 24

約数和(自身を含む): 26345088

約数和(自身を除く): 13897468

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 4751, 9502, 19004, 23755, 47510, 95020, 622381, 1244762, 2489524, 3111905, 6223810, 12447620]

約数ペア:

[(1, 12447620), (2, 6223810), (4, 3111905), (5, 2489524), (10, 1244762), (20, 622381), (131, 95020), (262, 47510), (524, 23755), (655, 19004), (1310, 9502), (2620, 4751)]