31088420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{141311}}^1$

素因数の和:141331

約数の個数: 24

約数和(自身を含む): 71221248

約数和(自身を除く): 40132828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 141311, 282622, 565244, 706555, 1413110, 1554421, 2826220, 3108842, 6217684, 7772105, 15544210, 31088420]

約数ペア:

[(1, 31088420), (2, 15544210), (4, 7772105), (5, 6217684), (10, 3108842), (11, 2826220), (20, 1554421), (22, 1413110), (44, 706555), (55, 565244), (110, 282622), (220, 141311)]