7685380

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1931}}^1$

素因数の和:2139

約数の個数: 24

約数和(自身を含む): 16228800

約数和(自身を除く): 8543420

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1931, 1990, 3862, 3980, 7724, 9655, 19310, 38620, 384269, 768538, 1537076, 1921345, 3842690, 7685380]

約数ペア:

[(1, 7685380), (2, 3842690), (4, 1921345), (5, 1537076), (10, 768538), (20, 384269), (199, 38620), (398, 19310), (796, 9655), (995, 7724), (1931, 3980), (1990, 3862)]