2680456786

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{137}}^1\times {\mathrm{353}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 4811726592

約数和(自身を除く): 2131269806

約数列:

[1, 2, 7, 14, 37, 74, 107, 137, 214, 259, 274, 353, 518, 706, 749, 959, 1498, 1918, 2471, 3959, 4942, 5069, 7918, 10138, 13061, 14659, 26122, 27713, 29318, 35483, 37771, 48361, 55426, 70966, 75542, 91427, 96722, 102613, 182854, 205226, 264397, 338527, 528794, 542383, 677054, 1084766, 1397527, 1789357, 2795054, 3578714, 3796681, 5174627, 7593362, 9782689, 10349254, 12525499, 19565378, 25050998, 36222389, 72444778, 191461199, 382922398, 1340228393, 2680456786]

約数ペア:

[(1, 2680456786), (2, 1340228393), (7, 382922398), (14, 191461199), (37, 72444778), (74, 36222389), (107, 25050998), (137, 19565378), (214, 12525499), (259, 10349254), (274, 9782689), (353, 7593362), (518, 5174627), (706, 3796681), (749, 3578714), (959, 2795054), (1498, 1789357), (1918, 1397527), (2471, 1084766), (3959, 677054), (4942, 542383), (5069, 528794), (7918, 338527), (10138, 264397), (13061, 205226), (14659, 182854), (26122, 102613), (27713, 96722), (29318, 91427), (35483, 75542), (37771, 70966), (48361, 55426)]