638052010

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{422551}}^1$

素因数の和:422709

約数の個数: 16

約数和(自身を含む): 1156102272

約数和(自身を除く): 518050262

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 422551, 845102, 2112755, 4225510, 63805201, 127610402, 319026005, 638052010]

約数ペア:

[(1, 638052010), (2, 319026005), (5, 127610402), (10, 63805201), (151, 4225510), (302, 2112755), (755, 845102), (1510, 422551)]