9917060

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1249}}^1$

素因数の和:1655

約数の個数: 24

約数和(自身を含む): 20895000

約数和(自身を除く): 10977940

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1249, 1588, 1985, 2498, 3970, 4996, 6245, 7940, 12490, 24980, 495853, 991706, 1983412, 2479265, 4958530, 9917060]

約数ペア:

[(1, 9917060), (2, 4958530), (4, 2479265), (5, 1983412), (10, 991706), (20, 495853), (397, 24980), (794, 12490), (1249, 7940), (1588, 6245), (1985, 4996), (2498, 3970)]