86510772340

素因数分解:

$2^2\times 5^1\times {\mathrm{4325538617}}^1$

素因数の和:4325538626

約数の個数: 12

約数和(自身を含む): 181672621956

約数和(自身を除く): 95161849616

約数列:

[1, 2, 4, 5, 10, 20, 4325538617, 8651077234, 17302154468, 21627693085, 43255386170, 86510772340]

約数ペア:

[(1, 86510772340), (2, 43255386170), (4, 21627693085), (5, 17302154468), (10, 8651077234), (20, 4325538617)]