22144660

素因数分解:

$2^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{2789}}^1$

素因数の和:3195

約数の個数: 24

約数和(自身を含む): 46637640

約数和(自身を除く): 24492980

約数列:

[1, 2, 4, 5, 10, 20, 397, 794, 1588, 1985, 2789, 3970, 5578, 7940, 11156, 13945, 27890, 55780, 1107233, 2214466, 4428932, 5536165, 11072330, 22144660]

約数ペア:

[(1, 22144660), (2, 11072330), (4, 5536165), (5, 4428932), (10, 2214466), (20, 1107233), (397, 55780), (794, 27890), (1588, 13945), (1985, 11156), (2789, 7940), (3970, 5578)]