30868540

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{81233}}^1$

素因数の和:81261

約数の個数: 24

約数和(自身を含む): 68236560

約数和(自身を除く): 37368020

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 81233, 162466, 324932, 406165, 812330, 1543427, 1624660, 3086854, 6173708, 7717135, 15434270, 30868540]

約数ペア:

[(1, 30868540), (2, 15434270), (4, 7717135), (5, 6173708), (10, 3086854), (19, 1624660), (20, 1543427), (38, 812330), (76, 406165), (95, 324932), (190, 162466), (380, 81233)]