497686160

素因数分解:

$2^4\times 5^1\times {\mathrm{6221077}}^1$

素因数の和:6221090

約数の個数: 20

約数和(自身を含む): 1157120508

約数和(自身を除く): 659434348

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 6221077, 12442154, 24884308, 31105385, 49768616, 62210770, 99537232, 124421540, 248843080, 497686160]

約数ペア:

[(1, 497686160), (2, 248843080), (4, 124421540), (5, 99537232), (8, 62210770), (10, 49768616), (16, 31105385), (20, 24884308), (40, 12442154), (80, 6221077)]