339680

素因数分解:

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

素因数の和:219

約数の個数: 48

約数和(自身を含む): 879984

約数和(自身を除く): 540304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 193, 220, 352, 386, 440, 772, 880, 965, 1544, 1760, 1930, 2123, 3088, 3860, 4246, 6176, 7720, 8492, 10615, 15440, 16984, 21230, 30880, 33968, 42460, 67936, 84920, 169840, 339680]

約数ペア:

[(1, 339680), (2, 169840), (4, 84920), (5, 67936), (8, 42460), (10, 33968), (11, 30880), (16, 21230), (20, 16984), (22, 15440), (32, 10615), (40, 8492), (44, 7720), (55, 6176), (80, 4246), (88, 3860), (110, 3088), (160, 2123), (176, 1930), (193, 1760), (220, 1544), (352, 965), (386, 880), (440, 772)]