7438420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{33811}}^1$

素因数の和:33831

約数の個数: 24

約数和(自身を含む): 17041248

約数和(自身を除く): 9602828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 33811, 67622, 135244, 169055, 338110, 371921, 676220, 743842, 1487684, 1859605, 3719210, 7438420]

約数ペア:

[(1, 7438420), (2, 3719210), (4, 1859605), (5, 1487684), (10, 743842), (11, 676220), (20, 371921), (22, 338110), (44, 169055), (55, 135244), (110, 67622), (220, 33811)]