18476480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 112

約数和(自身を含む): 49926240

約数和(自身を除く): 31449760

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 181, 220, 232, 290, 319, 320, 352, 362, 440, 464, 580, 638, 704, 724, 880, 905, 928, 1160, 1276, 1448, 1595, 1760, 1810, 1856, 1991, 2320, 2552, 2896, 3190, 3520, 3620, 3982, 4640, 5104, 5249, 5792, 6380, 7240, 7964, 9280, 9955, 10208, 10498, 11584, 12760, 14480, 15928, 19910, 20416, 20996, 25520, 26245, 28960, 31856, 39820, 41992, 51040, 52490, 57739, 57920, 63712, 79640, 83984, 102080, 104980, 115478, 127424, 159280, 167968, 209960, 230956, 288695, 318560, 335936, 419920, 461912, 577390, 637120, 839840, 923824, 1154780, 1679680, 1847648, 2309560, 3695296, 4619120, 9238240, 18476480]

約数ペア:

[(1, 18476480), (2, 9238240), (4, 4619120), (5, 3695296), (8, 2309560), (10, 1847648), (11, 1679680), (16, 1154780), (20, 923824), (22, 839840), (29, 637120), (32, 577390), (40, 461912), (44, 419920), (55, 335936), (58, 318560), (64, 288695), (80, 230956), (88, 209960), (110, 167968), (116, 159280), (145, 127424), (160, 115478), (176, 104980), (181, 102080), (220, 83984), (232, 79640), (290, 63712), (319, 57920), (320, 57739), (352, 52490), (362, 51040), (440, 41992), (464, 39820), (580, 31856), (638, 28960), (704, 26245), (724, 25520), (880, 20996), (905, 20416), (928, 19910), (1160, 15928), (1276, 14480), (1448, 12760), (1595, 11584), (1760, 10498), (1810, 10208), (1856, 9955), (1991, 9280), (2320, 7964), (2552, 7240), (2896, 6380), (3190, 5792), (3520, 5249), (3620, 5104), (3982, 4640)]