8474000

素因数分解:

$2^4\times 5^3\times {\mathrm{19}}^1\times {\mathrm{223}}^1$

素因数の和:265

約数の個数: 80

約数和(自身を含む): 21665280

約数和(自身を除く): 13191280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 125, 152, 190, 200, 223, 250, 304, 380, 400, 446, 475, 500, 760, 892, 950, 1000, 1115, 1520, 1784, 1900, 2000, 2230, 2375, 3568, 3800, 4237, 4460, 4750, 5575, 7600, 8474, 8920, 9500, 11150, 16948, 17840, 19000, 21185, 22300, 27875, 33896, 38000, 42370, 44600, 55750, 67792, 84740, 89200, 105925, 111500, 169480, 211850, 223000, 338960, 423700, 446000, 529625, 847400, 1059250, 1694800, 2118500, 4237000, 8474000]

約数ペア:

[(1, 8474000), (2, 4237000), (4, 2118500), (5, 1694800), (8, 1059250), (10, 847400), (16, 529625), (19, 446000), (20, 423700), (25, 338960), (38, 223000), (40, 211850), (50, 169480), (76, 111500), (80, 105925), (95, 89200), (100, 84740), (125, 67792), (152, 55750), (190, 44600), (200, 42370), (223, 38000), (250, 33896), (304, 27875), (380, 22300), (400, 21185), (446, 19000), (475, 17840), (500, 16948), (760, 11150), (892, 9500), (950, 8920), (1000, 8474), (1115, 7600), (1520, 5575), (1784, 4750), (1900, 4460), (2000, 4237), (2230, 3800), (2375, 3568)]