87820660

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{231107}}^1$

素因数の和:231135

約数の個数: 24

約数和(自身を含む): 194130720

約数和(自身を除く): 106310060

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 231107, 462214, 924428, 1155535, 2311070, 4391033, 4622140, 8782066, 17564132, 21955165, 43910330, 87820660]

約数ペア:

[(1, 87820660), (2, 43910330), (4, 21955165), (5, 17564132), (10, 8782066), (19, 4622140), (20, 4391033), (38, 2311070), (76, 1155535), (95, 924428), (190, 462214), (380, 231107)]