20526020

素因数分解:

$2^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{3343}}^1$

素因数の和:3659

約数の個数: 24

約数和(自身を含む): 43257984

約数和(自身を除く): 22731964

約数列:

[1, 2, 4, 5, 10, 20, 307, 614, 1228, 1535, 3070, 3343, 6140, 6686, 13372, 16715, 33430, 66860, 1026301, 2052602, 4105204, 5131505, 10263010, 20526020]

約数ペア:

[(1, 20526020), (2, 10263010), (4, 5131505), (5, 4105204), (10, 2052602), (20, 1026301), (307, 66860), (614, 33430), (1228, 16715), (1535, 13372), (3070, 6686), (3343, 6140)]