808210460

素因数分解:

$2^2\times 5^1\times {\mathrm{4129}}^1\times {\mathrm{9787}}^1$

素因数の和:13925

約数の個数: 24

約数和(自身を含む): 1697826480

約数和(自身を除く): 889616020

約数列:

[1, 2, 4, 5, 10, 20, 4129, 8258, 9787, 16516, 19574, 20645, 39148, 41290, 48935, 82580, 97870, 195740, 40410523, 80821046, 161642092, 202052615, 404105230, 808210460]

約数ペア:

[(1, 808210460), (2, 404105230), (4, 202052615), (5, 161642092), (10, 80821046), (20, 40410523), (4129, 195740), (8258, 97870), (9787, 82580), (16516, 48935), (19574, 41290), (20645, 39148)]