211314020

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{53633}}^1$

素因数の和:53839

約数の個数: 24

約数和(自身を含む): 446020344

約数和(自身を除く): 234706324

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 788, 985, 1970, 3940, 53633, 107266, 214532, 268165, 536330, 1072660, 10565701, 21131402, 42262804, 52828505, 105657010, 211314020]

約数ペア:

[(1, 211314020), (2, 105657010), (4, 52828505), (5, 42262804), (10, 21131402), (20, 10565701), (197, 1072660), (394, 536330), (788, 268165), (985, 214532), (1970, 107266), (3940, 53633)]