2854390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{337}}^1$

素因数の和:373

約数の個数: 48

約数和(自身を含む): 6473376

約数和(自身を除く): 3618986

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 337, 385, 605, 674, 770, 847, 1210, 1685, 1694, 2359, 3370, 3707, 4235, 4718, 7414, 8470, 11795, 18535, 23590, 25949, 37070, 40777, 51898, 81554, 129745, 203885, 259490, 285439, 407770, 570878, 1427195, 2854390]

約数ペア:

[(1, 2854390), (2, 1427195), (5, 570878), (7, 407770), (10, 285439), (11, 259490), (14, 203885), (22, 129745), (35, 81554), (55, 51898), (70, 40777), (77, 37070), (110, 25949), (121, 23590), (154, 18535), (242, 11795), (337, 8470), (385, 7414), (605, 4718), (674, 4235), (770, 3707), (847, 3370), (1210, 2359), (1685, 1694)]