8770040

素因数分解:

$2^3\times 5^1\times {\mathrm{219251}}^1$

素因数の和:219262

約数の個数: 16

約数和(自身を含む): 19732680

約数和(自身を除く): 10962640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 219251, 438502, 877004, 1096255, 1754008, 2192510, 4385020, 8770040]

約数ペア:

[(1, 8770040), (2, 4385020), (4, 2192510), (5, 1754008), (8, 1096255), (10, 877004), (20, 438502), (40, 219251)]