20201110384

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{11971}}^1$

素因数の和:12079

約数の個数: 160

約数和(自身を含む): 51542812160

約数和(自身を除く): 31341701776

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 38, 52, 56, 61, 76, 91, 104, 112, 122, 133, 152, 182, 208, 244, 247, 266, 304, 364, 427, 488, 494, 532, 728, 793, 854, 976, 988, 1064, 1159, 1456, 1586, 1708, 1729, 1976, 2128, 2318, 3172, 3416, 3458, 3952, 4636, 5551, 6344, 6832, 6916, 8113, 9272, 11102, 11971, 12688, 13832, 15067, 16226, 18544, 22204, 23942, 27664, 30134, 32452, 44408, 47884, 60268, 64904, 83797, 88816, 95768, 105469, 120536, 129808, 155623, 167594, 191536, 210938, 227449, 241072, 311246, 335188, 421876, 454898, 622492, 670376, 730231, 843752, 909796, 1089361, 1244984, 1340752, 1460462, 1592143, 1687504, 1819592, 2178722, 2489968, 2920924, 2956837, 3184286, 3639184, 4357444, 5111617, 5841848, 5913674, 6368572, 8714888, 9493003, 10223234, 11683696, 11827348, 12737144, 13874389, 17429776, 18986006, 20446468, 20697859, 23654696, 25474288, 27748778, 37972012, 40892936, 41395718, 47309392, 55497556, 66451021, 75944024, 81785872, 82791436, 97120723, 110995112, 132902042, 151888048, 165582872, 180367057, 194241446, 221990224, 265804084, 331165744, 360734114, 388482892, 531608168, 721468228, 776965784, 1063216336, 1262569399, 1442936456, 1553931568, 2525138798, 2885872912, 5050277596, 10100555192, 20201110384]

約数ペア:

[(1, 20201110384), (2, 10100555192), (4, 5050277596), (7, 2885872912), (8, 2525138798), (13, 1553931568), (14, 1442936456), (16, 1262569399), (19, 1063216336), (26, 776965784), (28, 721468228), (38, 531608168), (52, 388482892), (56, 360734114), (61, 331165744), (76, 265804084), (91, 221990224), (104, 194241446), (112, 180367057), (122, 165582872), (133, 151888048), (152, 132902042), (182, 110995112), (208, 97120723), (244, 82791436), (247, 81785872), (266, 75944024), (304, 66451021), (364, 55497556), (427, 47309392), (488, 41395718), (494, 40892936), (532, 37972012), (728, 27748778), (793, 25474288), (854, 23654696), (976, 20697859), (988, 20446468), (1064, 18986006), (1159, 17429776), (1456, 13874389), (1586, 12737144), (1708, 11827348), (1729, 11683696), (1976, 10223234), (2128, 9493003), (2318, 8714888), (3172, 6368572), (3416, 5913674), (3458, 5841848), (3952, 5111617), (4636, 4357444), (5551, 3639184), (6344, 3184286), (6832, 2956837), (6916, 2920924), (8113, 2489968), (9272, 2178722), (11102, 1819592), (11971, 1687504), (12688, 1592143), (13832, 1460462), (15067, 1340752), (16226, 1244984), (18544, 1089361), (22204, 909796), (23942, 843752), (27664, 730231), (30134, 670376), (32452, 622492), (44408, 454898), (47884, 421876), (60268, 335188), (64904, 311246), (83797, 241072), (88816, 227449), (95768, 210938), (105469, 191536), (120536, 167594), (129808, 155623)]