870820220

素因数分解:

$2^2\times 5^1\times {\mathrm{941}}^1\times {\mathrm{46271}}^1$

素因数の和:47221

約数の個数: 24

約数和(自身を含む): 1830705408

約数和(自身を除く): 959885188

約数列:

[1, 2, 4, 5, 10, 20, 941, 1882, 3764, 4705, 9410, 18820, 46271, 92542, 185084, 231355, 462710, 925420, 43541011, 87082022, 174164044, 217705055, 435410110, 870820220]

約数ペア:

[(1, 870820220), (2, 435410110), (4, 217705055), (5, 174164044), (10, 87082022), (20, 43541011), (941, 925420), (1882, 462710), (3764, 231355), (4705, 185084), (9410, 92542), (18820, 46271)]