248977160

素因数分解:

$2^3\times 5^1\times {\mathrm{6224429}}^1$

素因数の和:6224440

約数の個数: 16

約数和(自身を含む): 560198700

約数和(自身を除く): 311221540

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6224429, 12448858, 24897716, 31122145, 49795432, 62244290, 124488580, 248977160]

約数ペア:

[(1, 248977160), (2, 124488580), (4, 62244290), (5, 49795432), (8, 31122145), (10, 24897716), (20, 12448858), (40, 6224429)]