200885720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{717449}}^1$

素因数の和:717467

約数の個数: 32

約数和(自身を含む): 516564000

約数和(自身を除く): 315678280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 717449, 1434898, 2869796, 3587245, 5022143, 5739592, 7174490, 10044286, 14348980, 20088572, 25110715, 28697960, 40177144, 50221430, 100442860, 200885720]

約数ペア:

[(1, 200885720), (2, 100442860), (4, 50221430), (5, 40177144), (7, 28697960), (8, 25110715), (10, 20088572), (14, 14348980), (20, 10044286), (28, 7174490), (35, 5739592), (40, 5022143), (56, 3587245), (70, 2869796), (140, 1434898), (280, 717449)]