19460120

素因数分解:

$2^3\times 5^1\times {\mathrm{486503}}^1$

素因数の和:486514

約数の個数: 16

約数和(自身を含む): 43785360

約数和(自身を除く): 24325240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 486503, 973006, 1946012, 2432515, 3892024, 4865030, 9730060, 19460120]

約数ペア:

[(1, 19460120), (2, 9730060), (4, 4865030), (5, 3892024), (8, 2432515), (10, 1946012), (20, 973006), (40, 486503)]