63814220

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{20323}}^1$

素因数の和:20489

約数の個数: 24

約数和(自身を含む): 134870064

約数和(自身を除く): 71055844

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 20323, 40646, 81292, 101615, 203230, 406460, 3190711, 6381422, 12762844, 15953555, 31907110, 63814220]

約数ペア:

[(1, 63814220), (2, 31907110), (4, 15953555), (5, 12762844), (10, 6381422), (20, 3190711), (157, 406460), (314, 203230), (628, 101615), (785, 81292), (1570, 40646), (3140, 20323)]