25722040

素因数分解:

$2^3\times 5^1\times {\mathrm{643051}}^1$

素因数の和:643062

約数の個数: 16

約数和(自身を含む): 57874680

約数和(自身を除く): 32152640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 643051, 1286102, 2572204, 3215255, 5144408, 6430510, 12861020, 25722040]

約数ペア:

[(1, 25722040), (2, 12861020), (4, 6430510), (5, 5144408), (8, 3215255), (10, 2572204), (20, 1286102), (40, 643051)]