19606040

素因数分解:

$2^3\times 5^1\times {\mathrm{490151}}^1$

素因数の和:490162

約数の個数: 16

約数和(自身を含む): 44113680

約数和(自身を除く): 24507640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 490151, 980302, 1960604, 2450755, 3921208, 4901510, 9803020, 19606040]

約数ペア:

[(1, 19606040), (2, 9803020), (4, 4901510), (5, 3921208), (8, 2450755), (10, 1960604), (20, 980302), (40, 490151)]