10819280

素因数分解:

$2^4\times 5^1\times {\mathrm{135241}}^1$

素因数の和:135254

約数の個数: 20

約数和(自身を含む): 25155012

約数和(自身を除く): 14335732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 135241, 270482, 540964, 676205, 1081928, 1352410, 2163856, 2704820, 5409640, 10819280]

約数ペア:

[(1, 10819280), (2, 5409640), (4, 2704820), (5, 2163856), (8, 1352410), (10, 1081928), (16, 676205), (20, 540964), (40, 270482), (80, 135241)]