847400

素因数分解:

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

素因数の和:258

約数の個数: 48

約数和(自身を含む): 2083200

約数和(自身を除く): 1235800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 223, 380, 446, 475, 760, 892, 950, 1115, 1784, 1900, 2230, 3800, 4237, 4460, 5575, 8474, 8920, 11150, 16948, 21185, 22300, 33896, 42370, 44600, 84740, 105925, 169480, 211850, 423700, 847400]

約数ペア:

[(1, 847400), (2, 423700), (4, 211850), (5, 169480), (8, 105925), (10, 84740), (19, 44600), (20, 42370), (25, 33896), (38, 22300), (40, 21185), (50, 16948), (76, 11150), (95, 8920), (100, 8474), (152, 5575), (190, 4460), (200, 4237), (223, 3800), (380, 2230), (446, 1900), (475, 1784), (760, 1115), (892, 950)]