20105638784

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{733}}^1$

素因数の和:810

約数の個数: 256

約数和(自身を含む): 52611240960

約数和(自身を除く): 32505602176

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 23, 28, 32, 44, 46, 56, 64, 77, 88, 92, 112, 121, 128, 154, 161, 176, 184, 224, 242, 253, 308, 322, 352, 368, 448, 484, 506, 616, 644, 704, 733, 736, 847, 896, 968, 1012, 1232, 1288, 1331, 1408, 1466, 1472, 1694, 1771, 1936, 2024, 2464, 2576, 2662, 2783, 2932, 2944, 3388, 3542, 3872, 4048, 4928, 5131, 5152, 5324, 5566, 5864, 6776, 7084, 7744, 8063, 8096, 9317, 9856, 10262, 10304, 10648, 11132, 11728, 13552, 14168, 15488, 16126, 16192, 16859, 18634, 19481, 20524, 20608, 21296, 22264, 23456, 27104, 28336, 30613, 32252, 32384, 33718, 37268, 38962, 41048, 42592, 44528, 46912, 54208, 56441, 56672, 61226, 64504, 67436, 74536, 77924, 82096, 85184, 88693, 89056, 93824, 108416, 112882, 113344, 118013, 122452, 129008, 134872, 149072, 155848, 164192, 170368, 177386, 178112, 185449, 214291, 225764, 226688, 236026, 244904, 258016, 269744, 298144, 311696, 328384, 354772, 356224, 370898, 428582, 451528, 472052, 489808, 516032, 539488, 596288, 620851, 623392, 656768, 709544, 741796, 857164, 903056, 944104, 975623, 979616, 1032064, 1078976, 1192576, 1241702, 1246784, 1298143, 1419088, 1483592, 1714328, 1806112, 1888208, 1951246, 1959232, 2039939, 2157952, 2483404, 2493568, 2596286, 2838176, 2967184, 3428656, 3612224, 3776416, 3902492, 3918464, 4079878, 4966808, 5192572, 5676352, 5934368, 6829361, 6857312, 7224448, 7552832, 7804984, 8159756, 9933616, 10385144, 11352704, 11868736, 13658722, 13714624, 14279573, 15105664, 15609968, 16319512, 19867232, 20770288, 22439329, 23737472, 27317444, 27429248, 28559146, 31219936, 32639024, 39734464, 41540576, 44878658, 54634888, 57118292, 62439872, 65278048, 79468928, 83081152, 89757316, 109269776, 114236584, 124879744, 130556096, 157075303, 166162304, 179514632, 218539552, 228473168, 261112192, 314150606, 359029264, 437079104, 456946336, 628301212, 718058528, 874158208, 913892672, 1256602424, 1436117056, 1827785344, 2513204848, 2872234112, 5026409696, 10052819392, 20105638784]

約数ペア:

[(1, 20105638784), (2, 10052819392), (4, 5026409696), (7, 2872234112), (8, 2513204848), (11, 1827785344), (14, 1436117056), (16, 1256602424), (22, 913892672), (23, 874158208), (28, 718058528), (32, 628301212), (44, 456946336), (46, 437079104), (56, 359029264), (64, 314150606), (77, 261112192), (88, 228473168), (92, 218539552), (112, 179514632), (121, 166162304), (128, 157075303), (154, 130556096), (161, 124879744), (176, 114236584), (184, 109269776), (224, 89757316), (242, 83081152), (253, 79468928), (308, 65278048), (322, 62439872), (352, 57118292), (368, 54634888), (448, 44878658), (484, 41540576), (506, 39734464), (616, 32639024), (644, 31219936), (704, 28559146), (733, 27429248), (736, 27317444), (847, 23737472), (896, 22439329), (968, 20770288), (1012, 19867232), (1232, 16319512), (1288, 15609968), (1331, 15105664), (1408, 14279573), (1466, 13714624), (1472, 13658722), (1694, 11868736), (1771, 11352704), (1936, 10385144), (2024, 9933616), (2464, 8159756), (2576, 7804984), (2662, 7552832), (2783, 7224448), (2932, 6857312), (2944, 6829361), (3388, 5934368), (3542, 5676352), (3872, 5192572), (4048, 4966808), (4928, 4079878), (5131, 3918464), (5152, 3902492), (5324, 3776416), (5566, 3612224), (5864, 3428656), (6776, 2967184), (7084, 2838176), (7744, 2596286), (8063, 2493568), (8096, 2483404), (9317, 2157952), (9856, 2039939), (10262, 1959232), (10304, 1951246), (10648, 1888208), (11132, 1806112), (11728, 1714328), (13552, 1483592), (14168, 1419088), (15488, 1298143), (16126, 1246784), (16192, 1241702), (16859, 1192576), (18634, 1078976), (19481, 1032064), (20524, 979616), (20608, 975623), (21296, 944104), (22264, 903056), (23456, 857164), (27104, 741796), (28336, 709544), (30613, 656768), (32252, 623392), (32384, 620851), (33718, 596288), (37268, 539488), (38962, 516032), (41048, 489808), (42592, 472052), (44528, 451528), (46912, 428582), (54208, 370898), (56441, 356224), (56672, 354772), (61226, 328384), (64504, 311696), (67436, 298144), (74536, 269744), (77924, 258016), (82096, 244904), (85184, 236026), (88693, 226688), (89056, 225764), (93824, 214291), (108416, 185449), (112882, 178112), (113344, 177386), (118013, 170368), (122452, 164192), (129008, 155848), (134872, 149072)]