209298889700

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{19201733}}^1$

素因数の和:19201856

約数の個数: 36

約数和(自身を含む): 458345390580

約数和(自身を除く): 249046500880

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 19201733, 38403466, 76806932, 96008665, 192017330, 384034660, 480043325, 960086650, 1920173300, 2092988897, 4185977794, 8371955588, 10464944485, 20929888970, 41859777940, 52324722425, 104649444850, 209298889700]

約数ペア:

[(1, 209298889700), (2, 104649444850), (4, 52324722425), (5, 41859777940), (10, 20929888970), (20, 10464944485), (25, 8371955588), (50, 4185977794), (100, 2092988897), (109, 1920173300), (218, 960086650), (436, 480043325), (545, 384034660), (1090, 192017330), (2180, 96008665), (2725, 76806932), (5450, 38403466), (10900, 19201733)]