168268660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1201919}}^1$

素因数の和:1201935

約数の個数: 24

約数和(自身を含む): 403845120

約数和(自身を除く): 235576460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1201919, 2403838, 4807676, 6009595, 8413433, 12019190, 16826866, 24038380, 33653732, 42067165, 84134330, 168268660]

約数ペア:

[(1, 168268660), (2, 84134330), (4, 42067165), (5, 33653732), (7, 24038380), (10, 16826866), (14, 12019190), (20, 8413433), (28, 6009595), (35, 4807676), (70, 2403838), (140, 1201919)]