28964900

素因数分解:

$2^2\times 5^2\times {\mathrm{107}}^1\times {\mathrm{2707}}^1$

素因数の和:2828

約数の個数: 36

約数和(自身を含む): 63464688

約数和(自身を除く): 34499788

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 107, 214, 428, 535, 1070, 2140, 2675, 2707, 5350, 5414, 10700, 10828, 13535, 27070, 54140, 67675, 135350, 270700, 289649, 579298, 1158596, 1448245, 2896490, 5792980, 7241225, 14482450, 28964900]

約数ペア:

[(1, 28964900), (2, 14482450), (4, 7241225), (5, 5792980), (10, 2896490), (20, 1448245), (25, 1158596), (50, 579298), (100, 289649), (107, 270700), (214, 135350), (428, 67675), (535, 54140), (1070, 27070), (2140, 13535), (2675, 10828), (2707, 10700), (5350, 5414)]