2497450

素因数分解:

$2^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{251}}^1$

素因数の和:462

約数の個数: 24

約数和(自身を含む): 4687200

約数和(自身を除く): 2189750

約数列:

[1, 2, 5, 10, 25, 50, 199, 251, 398, 502, 995, 1255, 1990, 2510, 4975, 6275, 9950, 12550, 49949, 99898, 249745, 499490, 1248725, 2497450]

約数ペア:

[(1, 2497450), (2, 1248725), (5, 499490), (10, 249745), (25, 99898), (50, 49949), (199, 12550), (251, 9950), (398, 6275), (502, 4975), (995, 2510), (1255, 1990)]