2641878080

素因数分解:

$2^6\times 5^1\times {\mathrm{8255869}}^1$

素因数の和:8255886

約数の個数: 28

約数和(自身を含む): 6290972940

約数和(自身を除く): 3649094860

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 8255869, 16511738, 33023476, 41279345, 66046952, 82558690, 132093904, 165117380, 264187808, 330234760, 528375616, 660469520, 1320939040, 2641878080]

約数ペア:

[(1, 2641878080), (2, 1320939040), (4, 660469520), (5, 528375616), (8, 330234760), (10, 264187808), (16, 165117380), (20, 132093904), (32, 82558690), (40, 66046952), (64, 41279345), (80, 33023476), (160, 16511738), (320, 8255869)]