18520120

素因数分解:

$2^3\times 5^1\times {\mathrm{463003}}^1$

素因数の和:463014

約数の個数: 16

約数和(自身を含む): 41670360

約数和(自身を除く): 23150240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463003, 926006, 1852012, 2315015, 3704024, 4630030, 9260060, 18520120]

約数ペア:

[(1, 18520120), (2, 9260060), (4, 4630030), (5, 3704024), (8, 2315015), (10, 1852012), (20, 926006), (40, 463003)]