222100040

素因数分解:

$2^3\times 5^1\times {\mathrm{5552501}}^1$

素因数の和:5552512

約数の個数: 16

約数和(自身を含む): 499725180

約数和(自身を除く): 277625140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5552501, 11105002, 22210004, 27762505, 44420008, 55525010, 111050020, 222100040]

約数ペア:

[(1, 222100040), (2, 111050020), (4, 55525010), (5, 44420008), (8, 27762505), (10, 22210004), (20, 11105002), (40, 5552501)]