20044760

素因数分解:

$2^3\times 5^1\times {\mathrm{337}}^1\times {\mathrm{1487}}^1$

素因数の和:1835

約数の個数: 32

約数和(自身を含む): 45264960

約数和(自身を除く): 25220200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 337, 674, 1348, 1487, 1685, 2696, 2974, 3370, 5948, 6740, 7435, 11896, 13480, 14870, 29740, 59480, 501119, 1002238, 2004476, 2505595, 4008952, 5011190, 10022380, 20044760]

約数ペア:

[(1, 20044760), (2, 10022380), (4, 5011190), (5, 4008952), (8, 2505595), (10, 2004476), (20, 1002238), (40, 501119), (337, 59480), (674, 29740), (1348, 14870), (1487, 13480), (1685, 11896), (2696, 7435), (2974, 6740), (3370, 5948)]