31994210

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{40499}}^1$

素因数の和:40585

約数の個数: 16

約数和(自身を含む): 58320000

約数和(自身を除く): 26325790

約数列:

[1, 2, 5, 10, 79, 158, 395, 790, 40499, 80998, 202495, 404990, 3199421, 6398842, 15997105, 31994210]

約数ペア:

[(1, 31994210), (2, 15997105), (5, 6398842), (10, 3199421), (79, 404990), (158, 202495), (395, 80998), (790, 40499)]