28109170

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1\times {\mathrm{439}}^1$

素因数の和:802

約数の個数: 32

約数和(自身を含む): 53539200

約数和(自身を除く): 25430030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 337, 439, 674, 878, 1685, 2195, 3370, 4390, 6403, 8341, 12806, 16682, 32015, 41705, 64030, 83410, 147943, 295886, 739715, 1479430, 2810917, 5621834, 14054585, 28109170]

約数ペア:

[(1, 28109170), (2, 14054585), (5, 5621834), (10, 2810917), (19, 1479430), (38, 739715), (95, 295886), (190, 147943), (337, 83410), (439, 64030), (674, 41705), (878, 32015), (1685, 16682), (2195, 12806), (3370, 8341), (4390, 6403)]