12861520

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:237

約数の個数: 120

約数和(自身を含む): 37022184

約数和(自身を除く): 24160664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 193, 196, 238, 245, 272, 280, 340, 386, 392, 476, 490, 560, 595, 680, 772, 784, 833, 952, 965, 980, 1190, 1351, 1360, 1544, 1666, 1904, 1930, 1960, 2380, 2702, 3088, 3281, 3332, 3860, 3920, 4165, 4760, 5404, 6562, 6664, 6755, 7720, 8330, 9457, 9520, 10808, 13124, 13328, 13510, 15440, 16405, 16660, 18914, 21616, 22967, 26248, 27020, 32810, 33320, 37828, 45934, 47285, 52496, 54040, 65620, 66640, 75656, 91868, 94570, 108080, 114835, 131240, 151312, 160769, 183736, 189140, 229670, 262480, 321538, 367472, 378280, 459340, 643076, 756560, 803845, 918680, 1286152, 1607690, 1837360, 2572304, 3215380, 6430760, 12861520]

約数ペア:

[(1, 12861520), (2, 6430760), (4, 3215380), (5, 2572304), (7, 1837360), (8, 1607690), (10, 1286152), (14, 918680), (16, 803845), (17, 756560), (20, 643076), (28, 459340), (34, 378280), (35, 367472), (40, 321538), (49, 262480), (56, 229670), (68, 189140), (70, 183736), (80, 160769), (85, 151312), (98, 131240), (112, 114835), (119, 108080), (136, 94570), (140, 91868), (170, 75656), (193, 66640), (196, 65620), (238, 54040), (245, 52496), (272, 47285), (280, 45934), (340, 37828), (386, 33320), (392, 32810), (476, 27020), (490, 26248), (560, 22967), (595, 21616), (680, 18914), (772, 16660), (784, 16405), (833, 15440), (952, 13510), (965, 13328), (980, 13124), (1190, 10808), (1351, 9520), (1360, 9457), (1544, 8330), (1666, 7720), (1904, 6755), (1930, 6664), (1960, 6562), (2380, 5404), (2702, 4760), (3088, 4165), (3281, 3920), (3332, 3860)]