12143740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{683}}^1$

素因数の和:826

約数の個数: 48

約数和(自身を含む): 29417472

約数和(自身を除く): 17273732

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 127, 140, 254, 508, 635, 683, 889, 1270, 1366, 1778, 2540, 2732, 3415, 3556, 4445, 4781, 6830, 8890, 9562, 13660, 17780, 19124, 23905, 47810, 86741, 95620, 173482, 346964, 433705, 607187, 867410, 1214374, 1734820, 2428748, 3035935, 6071870, 12143740]

約数ペア:

[(1, 12143740), (2, 6071870), (4, 3035935), (5, 2428748), (7, 1734820), (10, 1214374), (14, 867410), (20, 607187), (28, 433705), (35, 346964), (70, 173482), (127, 95620), (140, 86741), (254, 47810), (508, 23905), (635, 19124), (683, 17780), (889, 13660), (1270, 9562), (1366, 8890), (1778, 6830), (2540, 4781), (2732, 4445), (3415, 3556)]