215702990

素因数分解:

$2^1\times 5^1\times {\mathrm{2029}}^1\times {\mathrm{10631}}^1$

素因数の和:12667

約数の個数: 16

約数和(自身を含む): 388493280

約数和(自身を除く): 172790290

約数列:

[1, 2, 5, 10, 2029, 4058, 10145, 10631, 20290, 21262, 53155, 106310, 21570299, 43140598, 107851495, 215702990]

約数ペア:

[(1, 215702990), (2, 107851495), (5, 43140598), (10, 21570299), (2029, 106310), (4058, 53155), (10145, 21262), (10631, 20290)]