20627020

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{9127}}^1$

素因数の和:9249

約数の個数: 24

約数和(自身を含む): 43704864

約数和(自身を除く): 23077844

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 9127, 18254, 36508, 45635, 91270, 182540, 1031351, 2062702, 4125404, 5156755, 10313510, 20627020]

約数ペア:

[(1, 20627020), (2, 10313510), (4, 5156755), (5, 4125404), (10, 2062702), (20, 1031351), (113, 182540), (226, 91270), (452, 45635), (565, 36508), (1130, 18254), (2260, 9127)]