28198060

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{128173}}^1$

素因数の和:128193

約数の個数: 24

約数和(自身を含む): 64599696

約数和(自身を除く): 36401636

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 128173, 256346, 512692, 640865, 1281730, 1409903, 2563460, 2819806, 5639612, 7049515, 14099030, 28198060]

約数ペア:

[(1, 28198060), (2, 14099030), (4, 7049515), (5, 5639612), (10, 2819806), (11, 2563460), (20, 1409903), (22, 1281730), (44, 640865), (55, 512692), (110, 256346), (220, 128173)]