11971760

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{569}}^1$

素因数の和:845

約数の個数: 40

約数和(自身を含む): 27989280

約数和(自身を除く): 16017520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 569, 1052, 1138, 1315, 2104, 2276, 2630, 2845, 4208, 4552, 5260, 5690, 9104, 10520, 11380, 21040, 22760, 45520, 149647, 299294, 598588, 748235, 1197176, 1496470, 2394352, 2992940, 5985880, 11971760]

約数ペア:

[(1, 11971760), (2, 5985880), (4, 2992940), (5, 2394352), (8, 1496470), (10, 1197176), (16, 748235), (20, 598588), (40, 299294), (80, 149647), (263, 45520), (526, 22760), (569, 21040), (1052, 11380), (1138, 10520), (1315, 9104), (2104, 5690), (2276, 5260), (2630, 4552), (2845, 4208)]