3876520

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{487}}^1$

素因数の和:697

約数の個数: 32

約数和(自身を含む): 8784000

約数和(自身を除く): 4907480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 487, 796, 974, 995, 1592, 1948, 1990, 2435, 3896, 3980, 4870, 7960, 9740, 19480, 96913, 193826, 387652, 484565, 775304, 969130, 1938260, 3876520]

約数ペア:

[(1, 3876520), (2, 1938260), (4, 969130), (5, 775304), (8, 484565), (10, 387652), (20, 193826), (40, 96913), (199, 19480), (398, 9740), (487, 7960), (796, 4870), (974, 3980), (995, 3896), (1592, 2435), (1948, 1990)]