194892440

素因数分解:

$2^3\times 5^1\times {\mathrm{4872311}}^1$

素因数の和:4872322

約数の個数: 16

約数和(自身を含む): 438508080

約数和(自身を除く): 243615640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4872311, 9744622, 19489244, 24361555, 38978488, 48723110, 97446220, 194892440]

約数ペア:

[(1, 194892440), (2, 97446220), (4, 48723110), (5, 38978488), (8, 24361555), (10, 19489244), (20, 9744622), (40, 4872311)]