10801520

素因数分解:

$2^4\times 5^1\times {\mathrm{135019}}^1$

素因数の和:135032

約数の個数: 20

約数和(自身を含む): 25113720

約数和(自身を除く): 14312200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 135019, 270038, 540076, 675095, 1080152, 1350190, 2160304, 2700380, 5400760, 10801520]

約数ペア:

[(1, 10801520), (2, 5400760), (4, 2700380), (5, 2160304), (8, 1350190), (10, 1080152), (16, 675095), (20, 540076), (40, 270038), (80, 135019)]