20194220

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{2707}}^1$

素因数の和:3089

約数の個数: 24

約数和(自身を含む): 42537264

約数和(自身を除く): 22343044

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 2707, 3730, 5414, 7460, 10828, 13535, 27070, 54140, 1009711, 2019422, 4038844, 5048555, 10097110, 20194220]

約数ペア:

[(1, 20194220), (2, 10097110), (4, 5048555), (5, 4038844), (10, 2019422), (20, 1009711), (373, 54140), (746, 27070), (1492, 13535), (1865, 10828), (2707, 7460), (3730, 5414)]