20090939470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{287013421}}^1$

素因数の和:287013435

約数の個数: 16

約数和(自身を含む): 41329932768

約数和(自身を除く): 21238993298

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 287013421, 574026842, 1435067105, 2009093947, 2870134210, 4018187894, 10045469735, 20090939470]

約数ペア:

[(1, 20090939470), (2, 10045469735), (5, 4018187894), (7, 2870134210), (10, 2009093947), (14, 1435067105), (35, 574026842), (70, 287013421)]