13193840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1$

素因数の和:111

約数の個数: 120

約数和(自身を含む): 35622720

約数和(自身を除く): 22428880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 47, 55, 58, 80, 88, 94, 110, 116, 121, 145, 176, 188, 220, 232, 235, 242, 290, 319, 376, 440, 464, 470, 484, 517, 580, 605, 638, 752, 880, 940, 968, 1034, 1160, 1210, 1276, 1363, 1595, 1880, 1936, 2068, 2320, 2420, 2552, 2585, 2726, 3190, 3509, 3760, 4136, 4840, 5104, 5170, 5452, 5687, 6380, 6815, 7018, 8272, 9680, 10340, 10904, 11374, 12760, 13630, 14036, 14993, 17545, 20680, 21808, 22748, 25520, 27260, 28072, 28435, 29986, 35090, 41360, 45496, 54520, 56144, 56870, 59972, 70180, 74965, 90992, 109040, 113740, 119944, 140360, 149930, 164923, 227480, 239888, 280720, 299860, 329846, 454960, 599720, 659692, 824615, 1199440, 1319384, 1649230, 2638768, 3298460, 6596920, 13193840]

約数ペア:

[(1, 13193840), (2, 6596920), (4, 3298460), (5, 2638768), (8, 1649230), (10, 1319384), (11, 1199440), (16, 824615), (20, 659692), (22, 599720), (29, 454960), (40, 329846), (44, 299860), (47, 280720), (55, 239888), (58, 227480), (80, 164923), (88, 149930), (94, 140360), (110, 119944), (116, 113740), (121, 109040), (145, 90992), (176, 74965), (188, 70180), (220, 59972), (232, 56870), (235, 56144), (242, 54520), (290, 45496), (319, 41360), (376, 35090), (440, 29986), (464, 28435), (470, 28072), (484, 27260), (517, 25520), (580, 22748), (605, 21808), (638, 20680), (752, 17545), (880, 14993), (940, 14036), (968, 13630), (1034, 12760), (1160, 11374), (1210, 10904), (1276, 10340), (1363, 9680), (1595, 8272), (1880, 7018), (1936, 6815), (2068, 6380), (2320, 5687), (2420, 5452), (2552, 5170), (2585, 5104), (2726, 4840), (3190, 4136), (3509, 3760)]