2139250

素因数分解:

$2^1\times 5^3\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:259

約数の個数: 32

約数和(自身を含む): 4118400

約数和(自身を除く): 1979150

約数列:

[1, 2, 5, 10, 25, 43, 50, 86, 125, 199, 215, 250, 398, 430, 995, 1075, 1990, 2150, 4975, 5375, 8557, 9950, 10750, 17114, 24875, 42785, 49750, 85570, 213925, 427850, 1069625, 2139250]

約数ペア:

[(1, 2139250), (2, 1069625), (5, 427850), (10, 213925), (25, 85570), (43, 49750), (50, 42785), (86, 24875), (125, 17114), (199, 10750), (215, 9950), (250, 8557), (398, 5375), (430, 4975), (995, 2150), (1075, 1990)]