1888821440

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{12479}}^1$

素因数の和:12550

約数の個数: 112

約数和(自身を含む): 5021153280

約数和(自身を除く): 3132331840

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 43, 44, 55, 64, 80, 86, 88, 110, 160, 172, 176, 215, 220, 320, 344, 352, 430, 440, 473, 688, 704, 860, 880, 946, 1376, 1720, 1760, 1892, 2365, 2752, 3440, 3520, 3784, 4730, 6880, 7568, 9460, 12479, 13760, 15136, 18920, 24958, 30272, 37840, 49916, 62395, 75680, 99832, 124790, 137269, 151360, 199664, 249580, 274538, 399328, 499160, 536597, 549076, 686345, 798656, 998320, 1073194, 1098152, 1372690, 1996640, 2146388, 2196304, 2682985, 2745380, 3993280, 4292776, 4392608, 5365970, 5490760, 5902567, 8585552, 8785216, 10731940, 10981520, 11805134, 17171104, 21463880, 21963040, 23610268, 29512835, 34342208, 42927760, 43926080, 47220536, 59025670, 85855520, 94441072, 118051340, 171711040, 188882144, 236102680, 377764288, 472205360, 944410720, 1888821440]

約数ペア:

[(1, 1888821440), (2, 944410720), (4, 472205360), (5, 377764288), (8, 236102680), (10, 188882144), (11, 171711040), (16, 118051340), (20, 94441072), (22, 85855520), (32, 59025670), (40, 47220536), (43, 43926080), (44, 42927760), (55, 34342208), (64, 29512835), (80, 23610268), (86, 21963040), (88, 21463880), (110, 17171104), (160, 11805134), (172, 10981520), (176, 10731940), (215, 8785216), (220, 8585552), (320, 5902567), (344, 5490760), (352, 5365970), (430, 4392608), (440, 4292776), (473, 3993280), (688, 2745380), (704, 2682985), (860, 2196304), (880, 2146388), (946, 1996640), (1376, 1372690), (1720, 1098152), (1760, 1073194), (1892, 998320), (2365, 798656), (2752, 686345), (3440, 549076), (3520, 536597), (3784, 499160), (4730, 399328), (6880, 274538), (7568, 249580), (9460, 199664), (12479, 151360), (13760, 137269), (15136, 124790), (18920, 99832), (24958, 75680), (30272, 62395), (37840, 49916)]