1038940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{181}}^1$

素因数の和:238

約数の個数: 48

約数和(自身を含む): 2568384

約数和(自身を除く): 1529444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 181, 205, 287, 362, 410, 574, 724, 820, 905, 1148, 1267, 1435, 1810, 2534, 2870, 3620, 5068, 5740, 6335, 7421, 12670, 14842, 25340, 29684, 37105, 51947, 74210, 103894, 148420, 207788, 259735, 519470, 1038940]

約数ペア:

[(1, 1038940), (2, 519470), (4, 259735), (5, 207788), (7, 148420), (10, 103894), (14, 74210), (20, 51947), (28, 37105), (35, 29684), (41, 25340), (70, 14842), (82, 12670), (140, 7421), (164, 6335), (181, 5740), (205, 5068), (287, 3620), (362, 2870), (410, 2534), (574, 1810), (724, 1435), (820, 1267), (905, 1148)]