2020308976

素因数分解:

$2^4\times 7^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{3061}}^1$

素因数の和:3230

約数の個数: 80

約数和(自身を含む): 4592706048

約数和(自身を除く): 2572397072

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 71, 83, 112, 142, 166, 284, 332, 497, 568, 581, 664, 994, 1136, 1162, 1328, 1988, 2324, 3061, 3976, 4648, 5893, 6122, 7952, 9296, 11786, 12244, 21427, 23572, 24488, 41251, 42854, 47144, 48976, 82502, 85708, 94288, 165004, 171416, 217331, 254063, 330008, 342832, 434662, 508126, 660016, 869324, 1016252, 1521317, 1738648, 1778441, 2032504, 3042634, 3477296, 3556882, 4065008, 6085268, 7113764, 12170536, 14227528, 18038473, 24341072, 28455056, 36076946, 72153892, 126269311, 144307784, 252538622, 288615568, 505077244, 1010154488, 2020308976]

約数ペア:

[(1, 2020308976), (2, 1010154488), (4, 505077244), (7, 288615568), (8, 252538622), (14, 144307784), (16, 126269311), (28, 72153892), (56, 36076946), (71, 28455056), (83, 24341072), (112, 18038473), (142, 14227528), (166, 12170536), (284, 7113764), (332, 6085268), (497, 4065008), (568, 3556882), (581, 3477296), (664, 3042634), (994, 2032504), (1136, 1778441), (1162, 1738648), (1328, 1521317), (1988, 1016252), (2324, 869324), (3061, 660016), (3976, 508126), (4648, 434662), (5893, 342832), (6122, 330008), (7952, 254063), (9296, 217331), (11786, 171416), (12244, 165004), (21427, 94288), (23572, 85708), (24488, 82502), (41251, 48976), (42854, 47144)]