2288500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:241

約数の個数: 48

約数和(自身を含む): 5241600

約数和(自身を除く): 2953100

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 92, 100, 115, 125, 199, 230, 250, 398, 460, 500, 575, 796, 995, 1150, 1990, 2300, 2875, 3980, 4577, 4975, 5750, 9154, 9950, 11500, 18308, 19900, 22885, 24875, 45770, 49750, 91540, 99500, 114425, 228850, 457700, 572125, 1144250, 2288500]

約数ペア:

[(1, 2288500), (2, 1144250), (4, 572125), (5, 457700), (10, 228850), (20, 114425), (23, 99500), (25, 91540), (46, 49750), (50, 45770), (92, 24875), (100, 22885), (115, 19900), (125, 18308), (199, 11500), (230, 9950), (250, 9154), (398, 5750), (460, 4975), (500, 4577), (575, 3980), (796, 2875), (995, 2300), (1150, 1990)]