19463560240

素因数分解:

$2^4\times 5^1\times {\mathrm{243294503}}^1$

素因数の和:243294516

約数の個数: 20

約数和(自身を含む): 45252777744

約数和(自身を除く): 25789217504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 243294503, 486589006, 973178012, 1216472515, 1946356024, 2432945030, 3892712048, 4865890060, 9731780120, 19463560240]

約数ペア:

[(1, 19463560240), (2, 9731780120), (4, 4865890060), (5, 3892712048), (8, 2432945030), (10, 1946356024), (16, 1216472515), (20, 973178012), (40, 486589006), (80, 243294503)]