9957680

素因数分解:

$2^4\times 5^1\times {\mathrm{124471}}^1$

素因数の和:124484

約数の個数: 20

約数和(自身を含む): 23151792

約数和(自身を除く): 13194112

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 124471, 248942, 497884, 622355, 995768, 1244710, 1991536, 2489420, 4978840, 9957680]

約数ペア:

[(1, 9957680), (2, 4978840), (4, 2489420), (5, 1991536), (8, 1244710), (10, 995768), (16, 622355), (20, 497884), (40, 248942), (80, 124471)]