205957580

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{75167}}^1$

素因数の和:75313

約数の個数: 24

約数和(自身を含む): 435673728

約数和(自身を除く): 229716148

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 75167, 150334, 300668, 375835, 751670, 1503340, 10297879, 20595758, 41191516, 51489395, 102978790, 205957580]

約数ペア:

[(1, 205957580), (2, 102978790), (4, 51489395), (5, 41191516), (10, 20595758), (20, 10297879), (137, 1503340), (274, 751670), (548, 375835), (685, 300668), (1370, 150334), (2740, 75167)]