20084578360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{9437}}^1$

素因数の和:10157

約数の個数: 128

約数和(自身を含む): 56428669440

約数和(自身を除く): 36344091080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 691, 770, 1382, 1540, 2764, 3080, 3455, 4837, 5528, 6910, 7601, 9437, 9674, 13820, 15202, 18874, 19348, 24185, 27640, 30404, 37748, 38005, 38696, 47185, 48370, 53207, 60808, 66059, 75496, 76010, 94370, 96740, 103807, 106414, 132118, 152020, 188740, 193480, 207614, 212828, 264236, 266035, 304040, 330295, 377480, 415228, 425656, 519035, 528472, 532070, 660590, 726649, 830456, 1038070, 1064140, 1321180, 1453298, 2076140, 2128280, 2642360, 2906596, 3633245, 4152280, 5813192, 6520967, 7266490, 13041934, 14532980, 26083868, 29065960, 32604835, 45646769, 52167736, 65209670, 71730637, 91293538, 130419340, 143461274, 182587076, 228233845, 260838680, 286922548, 358653185, 365174152, 456467690, 502114459, 573845096, 717306370, 912935380, 1004228918, 1434612740, 1825870760, 2008457836, 2510572295, 2869225480, 4016915672, 5021144590, 10042289180, 20084578360]

約数ペア:

[(1, 20084578360), (2, 10042289180), (4, 5021144590), (5, 4016915672), (7, 2869225480), (8, 2510572295), (10, 2008457836), (11, 1825870760), (14, 1434612740), (20, 1004228918), (22, 912935380), (28, 717306370), (35, 573845096), (40, 502114459), (44, 456467690), (55, 365174152), (56, 358653185), (70, 286922548), (77, 260838680), (88, 228233845), (110, 182587076), (140, 143461274), (154, 130419340), (220, 91293538), (280, 71730637), (308, 65209670), (385, 52167736), (440, 45646769), (616, 32604835), (691, 29065960), (770, 26083868), (1382, 14532980), (1540, 13041934), (2764, 7266490), (3080, 6520967), (3455, 5813192), (4837, 4152280), (5528, 3633245), (6910, 2906596), (7601, 2642360), (9437, 2128280), (9674, 2076140), (13820, 1453298), (15202, 1321180), (18874, 1064140), (19348, 1038070), (24185, 830456), (27640, 726649), (30404, 660590), (37748, 532070), (38005, 528472), (38696, 519035), (47185, 425656), (48370, 415228), (53207, 377480), (60808, 330295), (66059, 304040), (75496, 266035), (76010, 264236), (94370, 212828), (96740, 207614), (103807, 193480), (106414, 188740), (132118, 152020)]