804500420

素因数分解:

$2^2\times 5^1\times {\mathrm{1171}}^1\times {\mathrm{34351}}^1$

素因数の和:35531

約数の個数: 24

約数和(自身を含む): 1690942848

約数和(自身を除く): 886442428

約数列:

[1, 2, 4, 5, 10, 20, 1171, 2342, 4684, 5855, 11710, 23420, 34351, 68702, 137404, 171755, 343510, 687020, 40225021, 80450042, 160900084, 201125105, 402250210, 804500420]

約数ペア:

[(1, 804500420), (2, 402250210), (4, 201125105), (5, 160900084), (10, 80450042), (20, 40225021), (1171, 687020), (2342, 343510), (4684, 171755), (5855, 137404), (11710, 68702), (23420, 34351)]