8573740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1366

約数の個数: 48

約数和(自身を含む): 21030912

約数和(自身を除く): 12457172

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1303, 1316, 1645, 2606, 3290, 5212, 6515, 6580, 9121, 13030, 18242, 26060, 36484, 45605, 61241, 91210, 122482, 182420, 244964, 306205, 428687, 612410, 857374, 1224820, 1714748, 2143435, 4286870, 8573740]

約数ペア:

[(1, 8573740), (2, 4286870), (4, 2143435), (5, 1714748), (7, 1224820), (10, 857374), (14, 612410), (20, 428687), (28, 306205), (35, 244964), (47, 182420), (70, 122482), (94, 91210), (140, 61241), (188, 45605), (235, 36484), (329, 26060), (470, 18242), (658, 13030), (940, 9121), (1303, 6580), (1316, 6515), (1645, 5212), (2606, 3290)]