1900364080

素因数分解:

$2^4\times 5^1\times {\mathrm{23754551}}^1$

素因数の和:23754564

約数の個数: 20

約数和(自身を含む): 4418346672

約数和(自身を除く): 2517982592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23754551, 47509102, 95018204, 118772755, 190036408, 237545510, 380072816, 475091020, 950182040, 1900364080]

約数ペア:

[(1, 1900364080), (2, 950182040), (4, 475091020), (5, 380072816), (8, 237545510), (10, 190036408), (16, 118772755), (20, 95018204), (40, 47509102), (80, 23754551)]