2018193600400

素因数分解:

$2^4\times 5^2\times {\mathrm{5045484001}}^1$

素因数の和:5045484019

約数の個数: 30

約数和(自身を含む): 4848710125922

約数和(自身を除く): 2830516525522

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 5045484001, 10090968002, 20181936004, 25227420005, 40363872008, 50454840010, 80727744016, 100909680020, 126137100025, 201819360040, 252274200050, 403638720080, 504548400100, 1009096800200, 2018193600400]

約数ペア:

[(1, 2018193600400), (2, 1009096800200), (4, 504548400100), (5, 403638720080), (8, 252274200050), (10, 201819360040), (16, 126137100025), (20, 100909680020), (25, 80727744016), (40, 50454840010), (50, 40363872008), (80, 25227420005), (100, 20181936004), (200, 10090968002), (400, 5045484001)]