5102920

素因数分解:

$2^3\times 5^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 11558520

約数和(自身を除く): 6455600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 193, 386, 661, 772, 965, 1322, 1544, 1930, 2644, 3305, 3860, 5288, 6610, 7720, 13220, 26440, 127573, 255146, 510292, 637865, 1020584, 1275730, 2551460, 5102920]

約数ペア:

[(1, 5102920), (2, 2551460), (4, 1275730), (5, 1020584), (8, 637865), (10, 510292), (20, 255146), (40, 127573), (193, 26440), (386, 13220), (661, 7720), (772, 6610), (965, 5288), (1322, 3860), (1544, 3305), (1930, 2644)]