2008390040

素因数分解:

$2^3\times 5^1\times {\mathrm{50209751}}^1$

素因数の和:50209762

約数の個数: 16

約数和(自身を含む): 4518877680

約数和(自身を除く): 2510487640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 50209751, 100419502, 200839004, 251048755, 401678008, 502097510, 1004195020, 2008390040]

約数ペア:

[(1, 2008390040), (2, 1004195020), (4, 502097510), (5, 401678008), (8, 251048755), (10, 200839004), (20, 100419502), (40, 50209751)]