209976160

素因数分解:

$2^5\times 5^1\times {\mathrm{1312351}}^1$

素因数の和:1312366

約数の個数: 24

約数和(自身を含む): 496069056

約数和(自身を除く): 286092896

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 1312351, 2624702, 5249404, 6561755, 10498808, 13123510, 20997616, 26247020, 41995232, 52494040, 104988080, 209976160]

約数ペア:

[(1, 209976160), (2, 104988080), (4, 52494040), (5, 41995232), (8, 26247020), (10, 20997616), (16, 13123510), (20, 10498808), (32, 6561755), (40, 5249404), (80, 2624702), (160, 1312351)]