56132120

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{193}}^1\times {\mathrm{661}}^1$

素因数の和:876

約数の個数: 64

約数和(自身を含む): 138702240

約数和(自身を除く): 82570120

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 661, 772, 965, 1322, 1544, 1930, 2123, 2644, 3305, 3860, 4246, 5288, 6610, 7271, 7720, 8492, 10615, 13220, 14542, 16984, 21230, 26440, 29084, 36355, 42460, 58168, 72710, 84920, 127573, 145420, 255146, 290840, 510292, 637865, 1020584, 1275730, 1403303, 2551460, 2806606, 5102920, 5613212, 7016515, 11226424, 14033030, 28066060, 56132120]

約数ペア:

[(1, 56132120), (2, 28066060), (4, 14033030), (5, 11226424), (8, 7016515), (10, 5613212), (11, 5102920), (20, 2806606), (22, 2551460), (40, 1403303), (44, 1275730), (55, 1020584), (88, 637865), (110, 510292), (193, 290840), (220, 255146), (386, 145420), (440, 127573), (661, 84920), (772, 72710), (965, 58168), (1322, 42460), (1544, 36355), (1930, 29084), (2123, 26440), (2644, 21230), (3305, 16984), (3860, 14542), (4246, 13220), (5288, 10615), (6610, 8492), (7271, 7720)]