138027260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{907}}^1\times {\mathrm{1087}}^1$

素因数の和:2010

約数の個数: 48

約数和(自身を含む): 331935744

約数和(自身を除く): 193908484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 907, 1087, 1814, 2174, 3628, 4348, 4535, 5435, 6349, 7609, 9070, 10870, 12698, 15218, 18140, 21740, 25396, 30436, 31745, 38045, 63490, 76090, 126980, 152180, 985909, 1971818, 3943636, 4929545, 6901363, 9859090, 13802726, 19718180, 27605452, 34506815, 69013630, 138027260]

約数ペア:

[(1, 138027260), (2, 69013630), (4, 34506815), (5, 27605452), (7, 19718180), (10, 13802726), (14, 9859090), (20, 6901363), (28, 4929545), (35, 3943636), (70, 1971818), (140, 985909), (907, 152180), (1087, 126980), (1814, 76090), (2174, 63490), (3628, 38045), (4348, 31745), (4535, 30436), (5435, 25396), (6349, 21740), (7609, 18140), (9070, 15218), (10870, 12698)]