12491620

素因数分解:

$2^2\times 5^1\times {\mathrm{283}}^1\times {\mathrm{2207}}^1$

素因数の和:2499

約数の個数: 24

約数和(自身を含む): 26337024

約数和(自身を除く): 13845404

約数列:

[1, 2, 4, 5, 10, 20, 283, 566, 1132, 1415, 2207, 2830, 4414, 5660, 8828, 11035, 22070, 44140, 624581, 1249162, 2498324, 3122905, 6245810, 12491620]

約数ペア:

[(1, 12491620), (2, 6245810), (4, 3122905), (5, 2498324), (10, 1249162), (20, 624581), (283, 44140), (566, 22070), (1132, 11035), (1415, 8828), (2207, 5660), (2830, 4414)]