6778940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1238

約数の個数: 48

約数和(自身を含む): 16680384

約数和(自身を除く): 9901444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1181, 1435, 2362, 2870, 4724, 5740, 5905, 8267, 11810, 16534, 23620, 33068, 41335, 48421, 82670, 96842, 165340, 193684, 242105, 338947, 484210, 677894, 968420, 1355788, 1694735, 3389470, 6778940]

約数ペア:

[(1, 6778940), (2, 3389470), (4, 1694735), (5, 1355788), (7, 968420), (10, 677894), (14, 484210), (20, 338947), (28, 242105), (35, 193684), (41, 165340), (70, 96842), (82, 82670), (140, 48421), (164, 41335), (205, 33068), (287, 23620), (410, 16534), (574, 11810), (820, 8267), (1148, 5905), (1181, 5740), (1435, 4724), (2362, 2870)]