4237000

素因数分解:

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

素因数の和:263

約数の個数: 64

約数和(自身を含む): 10483200

約数和(自身を除く): 6246200

約数列:

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

約数ペア:

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