206522440

素因数分解:

$2^3\times 5^1\times {\mathrm{5163061}}^1$

素因数の和:5163072

約数の個数: 16

約数和(自身を含む): 464675580

約数和(自身を除く): 258153140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5163061, 10326122, 20652244, 25815305, 41304488, 51630610, 103261220, 206522440]

約数ペア:

[(1, 206522440), (2, 103261220), (4, 51630610), (5, 41304488), (8, 25815305), (10, 20652244), (20, 10326122), (40, 5163061)]