25508780

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2467}}^1$

素因数の和:2534

約数の個数: 48

約数和(自身を含む): 59705856

約数和(自身を除く): 34197076

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 47, 55, 94, 110, 188, 220, 235, 470, 517, 940, 1034, 2068, 2467, 2585, 4934, 5170, 9868, 10340, 12335, 24670, 27137, 49340, 54274, 108548, 115949, 135685, 231898, 271370, 463796, 542740, 579745, 1159490, 1275439, 2318980, 2550878, 5101756, 6377195, 12754390, 25508780]

約数ペア:

[(1, 25508780), (2, 12754390), (4, 6377195), (5, 5101756), (10, 2550878), (11, 2318980), (20, 1275439), (22, 1159490), (44, 579745), (47, 542740), (55, 463796), (94, 271370), (110, 231898), (188, 135685), (220, 115949), (235, 108548), (470, 54274), (517, 49340), (940, 27137), (1034, 24670), (2068, 12335), (2467, 10340), (2585, 9868), (4934, 5170)]