206564240

素因数分解:

$2^4\times 5^1\times {\mathrm{2582053}}^1$

素因数の和:2582066

約数の個数: 20

約数和(自身を含む): 480262044

約数和(自身を除く): 273697804

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2582053, 5164106, 10328212, 12910265, 20656424, 25820530, 41312848, 51641060, 103282120, 206564240]

約数ペア:

[(1, 206564240), (2, 103282120), (4, 51641060), (5, 41312848), (8, 25820530), (10, 20656424), (16, 12910265), (20, 10328212), (40, 5164106), (80, 2582053)]