40510040

素因数分解:

$2^3\times 5^1\times {\mathrm{1012751}}^1$

素因数の和:1012762

約数の個数: 16

約数和(自身を含む): 91147680

約数和(自身を除く): 50637640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1012751, 2025502, 4051004, 5063755, 8102008, 10127510, 20255020, 40510040]

約数ペア:

[(1, 40510040), (2, 20255020), (4, 10127510), (5, 8102008), (8, 5063755), (10, 4051004), (20, 2025502), (40, 1012751)]