20439340

素因数分解:

$2^2\times 5^1\times {\mathrm{587}}^1\times {\mathrm{1741}}^1$

素因数の和:2337

約数の個数: 24

約数和(自身を含む): 43020432

約数和(自身を除く): 22581092

約数列:

[1, 2, 4, 5, 10, 20, 587, 1174, 1741, 2348, 2935, 3482, 5870, 6964, 8705, 11740, 17410, 34820, 1021967, 2043934, 4087868, 5109835, 10219670, 20439340]

約数ペア:

[(1, 20439340), (2, 10219670), (4, 5109835), (5, 4087868), (10, 2043934), (20, 1021967), (587, 34820), (1174, 17410), (1741, 11740), (2348, 8705), (2935, 6964), (3482, 5870)]