2020978036

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{4793}}^1$

素因数の和:4889

約数の個数: 72

約数和(自身を含む): 4532746176

約数和(自身を除く): 2511768140

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 148, 154, 259, 308, 407, 518, 814, 1036, 1369, 1628, 2738, 2849, 4793, 5476, 5698, 9583, 9586, 11396, 15059, 19166, 19172, 30118, 33551, 38332, 52723, 60236, 67102, 105413, 105446, 134204, 177341, 210826, 210892, 354682, 369061, 421652, 709364, 738122, 1241387, 1476244, 1950751, 2482774, 3901502, 4965548, 6561617, 7803004, 13123234, 13655257, 26246468, 27310514, 45931319, 54621028, 72177787, 91862638, 144355574, 183725276, 288711148, 505244509, 1010489018, 2020978036]

約数ペア:

[(1, 2020978036), (2, 1010489018), (4, 505244509), (7, 288711148), (11, 183725276), (14, 144355574), (22, 91862638), (28, 72177787), (37, 54621028), (44, 45931319), (74, 27310514), (77, 26246468), (148, 13655257), (154, 13123234), (259, 7803004), (308, 6561617), (407, 4965548), (518, 3901502), (814, 2482774), (1036, 1950751), (1369, 1476244), (1628, 1241387), (2738, 738122), (2849, 709364), (4793, 421652), (5476, 369061), (5698, 354682), (9583, 210892), (9586, 210826), (11396, 177341), (15059, 134204), (19166, 105446), (19172, 105413), (30118, 67102), (33551, 60236), (38332, 52723)]