426743560

素因数分解:

$2^3\times 5^1\times {\mathrm{199}}^1\times {\mathrm{53611}}^1$

素因数の和:53821

約数の個数: 32

約数和(自身を含む): 965016000

約数和(自身を除く): 538272440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 199, 398, 796, 995, 1592, 1990, 3980, 7960, 53611, 107222, 214444, 268055, 428888, 536110, 1072220, 2144440, 10668589, 21337178, 42674356, 53342945, 85348712, 106685890, 213371780, 426743560]

約数ペア:

[(1, 426743560), (2, 213371780), (4, 106685890), (5, 85348712), (8, 53342945), (10, 42674356), (20, 21337178), (40, 10668589), (199, 2144440), (398, 1072220), (796, 536110), (995, 428888), (1592, 268055), (1990, 214444), (3980, 107222), (7960, 53611)]