201945080

素因数分解:

$2^3\times 5^1\times {\mathrm{5048627}}^1$

素因数の和:5048638

約数の個数: 16

約数和(自身を含む): 454376520

約数和(自身を除く): 252431440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5048627, 10097254, 20194508, 25243135, 40389016, 50486270, 100972540, 201945080]

約数ペア:

[(1, 201945080), (2, 100972540), (4, 50486270), (5, 40389016), (8, 25243135), (10, 20194508), (20, 10097254), (40, 5048627)]