20574335768

素因数分解:

$2^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{193}}^1\times {\mathrm{293}}^1$

素因数の和:661

約数の個数: 128

約数和(自身を含む): 45583171200

約数和(自身を除く): 25008835432

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 73, 89, 146, 178, 193, 292, 293, 356, 386, 511, 584, 586, 623, 712, 772, 1022, 1172, 1246, 1351, 1544, 2044, 2051, 2344, 2492, 2702, 4088, 4102, 4984, 5404, 6497, 8204, 10808, 12994, 14089, 16408, 17177, 21389, 25988, 26077, 28178, 34354, 42778, 45479, 51976, 52154, 56356, 56549, 68708, 85556, 90958, 98623, 104308, 112712, 113098, 120239, 137416, 149723, 171112, 181916, 182539, 197246, 208616, 226196, 240478, 299446, 363832, 365078, 394492, 395843, 452392, 480956, 598892, 730156, 788984, 791686, 961912, 1197784, 1253921, 1460312, 1583372, 1903621, 2507842, 3166744, 3807242, 4128077, 5015684, 5032861, 7614484, 8256154, 8777447, 10031368, 10065722, 13325347, 15228968, 16512308, 17554894, 20131444, 26650694, 28896539, 33024616, 35109788, 35230027, 40262888, 53301388, 57793078, 70219576, 70460054, 106602776, 115586156, 140920108, 231172312, 281840216, 367398853, 734797706, 1469595412, 2571791971, 2939190824, 5143583942, 10287167884, 20574335768]

約数ペア:

[(1, 20574335768), (2, 10287167884), (4, 5143583942), (7, 2939190824), (8, 2571791971), (14, 1469595412), (28, 734797706), (56, 367398853), (73, 281840216), (89, 231172312), (146, 140920108), (178, 115586156), (193, 106602776), (292, 70460054), (293, 70219576), (356, 57793078), (386, 53301388), (511, 40262888), (584, 35230027), (586, 35109788), (623, 33024616), (712, 28896539), (772, 26650694), (1022, 20131444), (1172, 17554894), (1246, 16512308), (1351, 15228968), (1544, 13325347), (2044, 10065722), (2051, 10031368), (2344, 8777447), (2492, 8256154), (2702, 7614484), (4088, 5032861), (4102, 5015684), (4984, 4128077), (5404, 3807242), (6497, 3166744), (8204, 2507842), (10808, 1903621), (12994, 1583372), (14089, 1460312), (16408, 1253921), (17177, 1197784), (21389, 961912), (25988, 791686), (26077, 788984), (28178, 730156), (34354, 598892), (42778, 480956), (45479, 452392), (51976, 395843), (52154, 394492), (56356, 365078), (56549, 363832), (68708, 299446), (85556, 240478), (90958, 226196), (98623, 208616), (104308, 197246), (112712, 182539), (113098, 181916), (120239, 171112), (137416, 149723)]