5171800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 12666600

約数和(自身を除く): 7494800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1361, 1900, 2722, 3800, 5444, 6805, 10888, 13610, 25859, 27220, 34025, 51718, 54440, 68050, 103436, 129295, 136100, 206872, 258590, 272200, 517180, 646475, 1034360, 1292950, 2585900, 5171800]

約数ペア:

[(1, 5171800), (2, 2585900), (4, 1292950), (5, 1034360), (8, 646475), (10, 517180), (19, 272200), (20, 258590), (25, 206872), (38, 136100), (40, 129295), (50, 103436), (76, 68050), (95, 54440), (100, 51718), (152, 34025), (190, 27220), (200, 25859), (380, 13610), (475, 10888), (760, 6805), (950, 5444), (1361, 3800), (1900, 2722)]