19088960

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 168

約数和(自身を含む): 54726840

約数和(自身を除く): 35637880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 29, 32, 34, 40, 44, 55, 58, 64, 68, 80, 85, 88, 110, 116, 121, 136, 145, 160, 170, 176, 187, 220, 232, 242, 272, 290, 319, 320, 340, 352, 374, 440, 464, 484, 493, 544, 580, 605, 638, 680, 704, 748, 880, 928, 935, 968, 986, 1088, 1160, 1210, 1276, 1360, 1496, 1595, 1760, 1856, 1870, 1936, 1972, 2057, 2320, 2420, 2465, 2552, 2720, 2992, 3190, 3509, 3520, 3740, 3872, 3944, 4114, 4640, 4840, 4930, 5104, 5423, 5440, 5984, 6380, 7018, 7480, 7744, 7888, 8228, 9280, 9680, 9860, 10208, 10285, 10846, 11968, 12760, 14036, 14960, 15776, 16456, 17545, 19360, 19720, 20416, 20570, 21692, 25520, 27115, 28072, 29920, 31552, 32912, 35090, 38720, 39440, 41140, 43384, 51040, 54230, 56144, 59653, 59840, 65824, 70180, 78880, 82280, 86768, 102080, 108460, 112288, 119306, 131648, 140360, 157760, 164560, 173536, 216920, 224576, 238612, 280720, 298265, 329120, 347072, 433840, 477224, 561440, 596530, 658240, 867680, 954448, 1122880, 1193060, 1735360, 1908896, 2386120, 3817792, 4772240, 9544480, 19088960]

約数ペア:

[(1, 19088960), (2, 9544480), (4, 4772240), (5, 3817792), (8, 2386120), (10, 1908896), (11, 1735360), (16, 1193060), (17, 1122880), (20, 954448), (22, 867680), (29, 658240), (32, 596530), (34, 561440), (40, 477224), (44, 433840), (55, 347072), (58, 329120), (64, 298265), (68, 280720), (80, 238612), (85, 224576), (88, 216920), (110, 173536), (116, 164560), (121, 157760), (136, 140360), (145, 131648), (160, 119306), (170, 112288), (176, 108460), (187, 102080), (220, 86768), (232, 82280), (242, 78880), (272, 70180), (290, 65824), (319, 59840), (320, 59653), (340, 56144), (352, 54230), (374, 51040), (440, 43384), (464, 41140), (484, 39440), (493, 38720), (544, 35090), (580, 32912), (605, 31552), (638, 29920), (680, 28072), (704, 27115), (748, 25520), (880, 21692), (928, 20570), (935, 20416), (968, 19720), (986, 19360), (1088, 17545), (1160, 16456), (1210, 15776), (1276, 14960), (1360, 14036), (1496, 12760), (1595, 11968), (1760, 10846), (1856, 10285), (1870, 10208), (1936, 9860), (1972, 9680), (2057, 9280), (2320, 8228), (2420, 7888), (2465, 7744), (2552, 7480), (2720, 7018), (2992, 6380), (3190, 5984), (3509, 5440), (3520, 5423), (3740, 5104), (3872, 4930), (3944, 4840), (4114, 4640)]