40344880

素因数分解:

$2^4\times 5^1\times {\mathrm{504311}}^1$

素因数の和:504324

約数の個数: 20

約数和(自身を含む): 93802032

約数和(自身を除く): 53457152

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 504311, 1008622, 2017244, 2521555, 4034488, 5043110, 8068976, 10086220, 20172440, 40344880]

約数ペア:

[(1, 40344880), (2, 20172440), (4, 10086220), (5, 8068976), (8, 5043110), (10, 4034488), (16, 2521555), (20, 2017244), (40, 1008622), (80, 504311)]