40789756

素因数分解:

$2^2\times 7^2\times {\mathrm{208111}}^1$

素因数の和:208129

約数の個数: 18

約数和(自身を含む): 83036688

約数和(自身を除く): 42246932

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 208111, 416222, 832444, 1456777, 2913554, 5827108, 10197439, 20394878, 40789756]

約数ペア:

[(1, 40789756), (2, 20394878), (4, 10197439), (7, 5827108), (14, 2913554), (28, 1456777), (49, 832444), (98, 416222), (196, 208111)]