140304836

素因数分解:

$2^2\times 7^5\times {\mathrm{2087}}^1$

素因数の和:2126

約数の個数: 36

約数和(自身を含む): 286590528

約数和(自身を除く): 146285692

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2087, 2401, 4174, 4802, 8348, 9604, 14609, 16807, 29218, 33614, 58436, 67228, 102263, 204526, 409052, 715841, 1431682, 2863364, 5010887, 10021774, 20043548, 35076209, 70152418, 140304836]

約数ペア:

[(1, 140304836), (2, 70152418), (4, 35076209), (7, 20043548), (14, 10021774), (28, 5010887), (49, 2863364), (98, 1431682), (196, 715841), (343, 409052), (686, 204526), (1372, 102263), (2087, 67228), (2401, 58436), (4174, 33614), (4802, 29218), (8348, 16807), (9604, 14609)]