28506040

素因数分解:

$2^3\times 5^1\times {\mathrm{712651}}^1$

素因数の和:712662

約数の個数: 16

約数和(自身を含む): 64138680

約数和(自身を除く): 35632640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 712651, 1425302, 2850604, 3563255, 5701208, 7126510, 14253020, 28506040]

約数ペア:

[(1, 28506040), (2, 14253020), (4, 7126510), (5, 5701208), (8, 3563255), (10, 2850604), (20, 1425302), (40, 712651)]