9951080

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{1289}}^1$

素因数の和:1493

約数の個数: 32

約数和(自身を含む): 22523400

約数和(自身を除く): 12572320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 772, 965, 1289, 1544, 1930, 2578, 3860, 5156, 6445, 7720, 10312, 12890, 25780, 51560, 248777, 497554, 995108, 1243885, 1990216, 2487770, 4975540, 9951080]

約数ペア:

[(1, 9951080), (2, 4975540), (4, 2487770), (5, 1990216), (8, 1243885), (10, 995108), (20, 497554), (40, 248777), (193, 51560), (386, 25780), (772, 12890), (965, 10312), (1289, 7720), (1544, 6445), (1930, 5156), (2578, 3860)]