40998040

素因数分解:

$2^3\times 5^1\times {\mathrm{1024951}}^1$

素因数の和:1024962

約数の個数: 16

約数和(自身を含む): 92245680

約数和(自身を除く): 51247640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1024951, 2049902, 4099804, 5124755, 8199608, 10249510, 20499020, 40998040]

約数ペア:

[(1, 40998040), (2, 20499020), (4, 10249510), (5, 8199608), (8, 5124755), (10, 4099804), (20, 2049902), (40, 1024951)]