84920

素因数分解:

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

素因数の和:215

約数の個数: 32

約数和(自身を含む): 209520

約数和(自身を除く): 124600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 193, 220, 386, 440, 772, 965, 1544, 1930, 2123, 3860, 4246, 7720, 8492, 10615, 16984, 21230, 42460, 84920]

約数ペア:

[(1, 84920), (2, 42460), (4, 21230), (5, 16984), (8, 10615), (10, 8492), (11, 7720), (20, 4246), (22, 3860), (40, 2123), (44, 1930), (55, 1544), (88, 965), (110, 772), (193, 440), (220, 386)]