12213040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:326

約数の個数: 80

約数和(自身を含む): 32908608

約数和(自身を除く): 20695568

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 113, 140, 193, 226, 280, 386, 452, 560, 565, 772, 791, 904, 965, 1130, 1351, 1544, 1582, 1808, 1930, 2260, 2702, 3088, 3164, 3860, 3955, 4520, 5404, 6328, 6755, 7720, 7910, 9040, 10808, 12656, 13510, 15440, 15820, 21616, 21809, 27020, 31640, 43618, 54040, 63280, 87236, 108080, 109045, 152663, 174472, 218090, 305326, 348944, 436180, 610652, 763315, 872360, 1221304, 1526630, 1744720, 2442608, 3053260, 6106520, 12213040]

約数ペア:

[(1, 12213040), (2, 6106520), (4, 3053260), (5, 2442608), (7, 1744720), (8, 1526630), (10, 1221304), (14, 872360), (16, 763315), (20, 610652), (28, 436180), (35, 348944), (40, 305326), (56, 218090), (70, 174472), (80, 152663), (112, 109045), (113, 108080), (140, 87236), (193, 63280), (226, 54040), (280, 43618), (386, 31640), (452, 27020), (560, 21809), (565, 21616), (772, 15820), (791, 15440), (904, 13510), (965, 12656), (1130, 10808), (1351, 9040), (1544, 7910), (1582, 7720), (1808, 6755), (1930, 6328), (2260, 5404), (2702, 4520), (3088, 3955), (3164, 3860)]