123206000

素因数分解:

$2^4\times 5^3\times {\mathrm{61603}}^1$

素因数の和:61626

約数の個数: 40

約数和(自身を含む): 297916944

約数和(自身を除く): 174710944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 61603, 123206, 246412, 308015, 492824, 616030, 985648, 1232060, 1540075, 2464120, 3080150, 4928240, 6160300, 7700375, 12320600, 15400750, 24641200, 30801500, 61603000, 123206000]

約数ペア:

[(1, 123206000), (2, 61603000), (4, 30801500), (5, 24641200), (8, 15400750), (10, 12320600), (16, 7700375), (20, 6160300), (25, 4928240), (40, 3080150), (50, 2464120), (80, 1540075), (100, 1232060), (125, 985648), (200, 616030), (250, 492824), (400, 308015), (500, 246412), (1000, 123206), (2000, 61603)]