266772640

素因数分解:

$2^5\times 5^1\times {\mathrm{1667329}}^1$

素因数の和:1667344

約数の個数: 24

約数和(自身を含む): 630250740

約数和(自身を除く): 363478100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1667329, 3334658, 6669316, 8336645, 13338632, 16673290, 26677264, 33346580, 53354528, 66693160, 133386320, 266772640]

約数ペア:

[(1, 266772640), (2, 133386320), (4, 66693160), (5, 53354528), (8, 33346580), (10, 26677264), (16, 16673290), (20, 13338632), (32, 8336645), (40, 6669316), (80, 3334658), (160, 1667329)]