22987820

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{8269}}^1$

素因数の和:8417

約数の個数: 24

約数和(自身を含む): 48627600

約数和(自身を除く): 25639780

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 8269, 16538, 33076, 41345, 82690, 165380, 1149391, 2298782, 4597564, 5746955, 11493910, 22987820]

約数ペア:

[(1, 22987820), (2, 11493910), (4, 5746955), (5, 4597564), (10, 2298782), (20, 1149391), (139, 165380), (278, 82690), (556, 41345), (695, 33076), (1390, 16538), (2780, 8269)]