12543140

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1861}}^1$

素因数の和:2207

約数の個数: 24

約数和(自身を含む): 26432952

約数和(自身を除く): 13889812

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 1861, 3370, 3722, 6740, 7444, 9305, 18610, 37220, 627157, 1254314, 2508628, 3135785, 6271570, 12543140]

約数ペア:

[(1, 12543140), (2, 6271570), (4, 3135785), (5, 2508628), (10, 1254314), (20, 627157), (337, 37220), (674, 18610), (1348, 9305), (1685, 7444), (1861, 6740), (3370, 3722)]