172028180

素因数分解:

$2^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{80387}}^1$

素因数の和:80503

約数の個数: 24

約数和(自身を含む): 364639968

約数和(自身を除く): 192611788

約数列:

[1, 2, 4, 5, 10, 20, 107, 214, 428, 535, 1070, 2140, 80387, 160774, 321548, 401935, 803870, 1607740, 8601409, 17202818, 34405636, 43007045, 86014090, 172028180]

約数ペア:

[(1, 172028180), (2, 86014090), (4, 43007045), (5, 34405636), (10, 17202818), (20, 8601409), (107, 1607740), (214, 803870), (428, 401935), (535, 321548), (1070, 160774), (2140, 80387)]