1440888910

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{947}}^1\times {\mathrm{2143}}^1$

素因数の和:3168

約数の個数: 32

約数和(自身を含む): 2634135552

約数和(自身を除く): 1193246642

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 947, 1894, 2143, 4286, 4735, 9470, 10715, 21430, 67237, 134474, 152153, 304306, 336185, 672370, 760765, 1521530, 2029421, 4058842, 10147105, 20294210, 144088891, 288177782, 720444455, 1440888910]

約数ペア:

[(1, 1440888910), (2, 720444455), (5, 288177782), (10, 144088891), (71, 20294210), (142, 10147105), (355, 4058842), (710, 2029421), (947, 1521530), (1894, 760765), (2143, 672370), (4286, 336185), (4735, 304306), (9470, 152153), (10715, 134474), (21430, 67237)]