238212860

素因数分解:

$2^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{86939}}^1$

素因数の和:87085

約数の個数: 24

約数和(自身を含む): 503904240

約数和(自身を除く): 265691380

約数列:

[1, 2, 4, 5, 10, 20, 137, 274, 548, 685, 1370, 2740, 86939, 173878, 347756, 434695, 869390, 1738780, 11910643, 23821286, 47642572, 59553215, 119106430, 238212860]

約数ペア:

[(1, 238212860), (2, 119106430), (4, 59553215), (5, 47642572), (10, 23821286), (20, 11910643), (137, 1738780), (274, 869390), (548, 434695), (685, 347756), (1370, 173878), (2740, 86939)]