28066060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:874

約数の個数: 48

約数和(自身を含む): 64727712

約数和(自身を除く): 36661652

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 193, 220, 386, 661, 772, 965, 1322, 1930, 2123, 2644, 3305, 3860, 4246, 6610, 7271, 8492, 10615, 13220, 14542, 21230, 29084, 36355, 42460, 72710, 127573, 145420, 255146, 510292, 637865, 1275730, 1403303, 2551460, 2806606, 5613212, 7016515, 14033030, 28066060]

約数ペア:

[(1, 28066060), (2, 14033030), (4, 7016515), (5, 5613212), (10, 2806606), (11, 2551460), (20, 1403303), (22, 1275730), (44, 637865), (55, 510292), (110, 255146), (193, 145420), (220, 127573), (386, 72710), (661, 42460), (772, 36355), (965, 29084), (1322, 21230), (1930, 14542), (2123, 13220), (2644, 10615), (3305, 8492), (3860, 7271), (4246, 6610)]