254101060

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{668687}}^1$

素因数の和:668715

約数の個数: 24

約数和(自身を含む): 561697920

約数和(自身を除く): 307596860

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 668687, 1337374, 2674748, 3343435, 6686870, 12705053, 13373740, 25410106, 50820212, 63525265, 127050530, 254101060]

約数ペア:

[(1, 254101060), (2, 127050530), (4, 63525265), (5, 50820212), (10, 25410106), (19, 13373740), (20, 12705053), (38, 6686870), (76, 3343435), (95, 2674748), (190, 1337374), (380, 668687)]