4338200

素因数分解:

$2^3\times 5^2\times {\mathrm{109}}^1\times {\mathrm{199}}^1$

素因数の和:324

約数の個数: 48

約数和(自身を含む): 10230000

約数和(自身を除く): 5891800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 109, 199, 200, 218, 398, 436, 545, 796, 872, 995, 1090, 1592, 1990, 2180, 2725, 3980, 4360, 4975, 5450, 7960, 9950, 10900, 19900, 21691, 21800, 39800, 43382, 86764, 108455, 173528, 216910, 433820, 542275, 867640, 1084550, 2169100, 4338200]

約数ペア:

[(1, 4338200), (2, 2169100), (4, 1084550), (5, 867640), (8, 542275), (10, 433820), (20, 216910), (25, 173528), (40, 108455), (50, 86764), (100, 43382), (109, 39800), (199, 21800), (200, 21691), (218, 19900), (398, 10900), (436, 9950), (545, 7960), (796, 5450), (872, 4975), (995, 4360), (1090, 3980), (1592, 2725), (1990, 2180)]