140170040

素因数分解:

$2^3\times 5^1\times {\mathrm{3504251}}^1$

素因数の和:3504262

約数の個数: 16

約数和(自身を含む): 315382680

約数和(自身を除く): 175212640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3504251, 7008502, 14017004, 17521255, 28034008, 35042510, 70085020, 140170040]

約数ペア:

[(1, 140170040), (2, 70085020), (4, 35042510), (5, 28034008), (8, 17521255), (10, 14017004), (20, 7008502), (40, 3504251)]