826040

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{193}}^1$

素因数の和:311

約数の個数: 32

約数和(自身を含む): 1885680

約数和(自身を除く): 1059640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 193, 214, 386, 428, 535, 772, 856, 965, 1070, 1544, 1930, 2140, 3860, 4280, 7720, 20651, 41302, 82604, 103255, 165208, 206510, 413020, 826040]

約数ペア:

[(1, 826040), (2, 413020), (4, 206510), (5, 165208), (8, 103255), (10, 82604), (20, 41302), (40, 20651), (107, 7720), (193, 4280), (214, 3860), (386, 2140), (428, 1930), (535, 1544), (772, 1070), (856, 965)]