2615697680

素因数分解:

$2^4\times 5^1\times {\mathrm{32696221}}^1$

素因数の和:32696234

約数の個数: 20

約数和(自身を含む): 6081497292

約数和(自身を除く): 3465799612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 32696221, 65392442, 130784884, 163481105, 261569768, 326962210, 523139536, 653924420, 1307848840, 2615697680]

約数ペア:

[(1, 2615697680), (2, 1307848840), (4, 653924420), (5, 523139536), (8, 326962210), (10, 261569768), (16, 163481105), (20, 130784884), (40, 65392442), (80, 32696221)]