3840700

素因数分解:

$2^2\times 5^2\times {\mathrm{193}}^1\times {\mathrm{199}}^1$

素因数の和:406

約数の個数: 36

約数和(自身を含む): 8419600

約数和(自身を除く): 4578900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 193, 199, 386, 398, 772, 796, 965, 995, 1930, 1990, 3860, 3980, 4825, 4975, 9650, 9950, 19300, 19900, 38407, 76814, 153628, 192035, 384070, 768140, 960175, 1920350, 3840700]

約数ペア:

[(1, 3840700), (2, 1920350), (4, 960175), (5, 768140), (10, 384070), (20, 192035), (25, 153628), (50, 76814), (100, 38407), (193, 19900), (199, 19300), (386, 9950), (398, 9650), (772, 4975), (796, 4825), (965, 3980), (995, 3860), (1930, 1990)]