55716280

素因数分解:

$2^3\times 5^1\times {\mathrm{1069}}^1\times {\mathrm{1303}}^1$

素因数の和:2383

約数の個数: 32

約数和(自身を含む): 125575200

約数和(自身を除く): 69858920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1069, 1303, 2138, 2606, 4276, 5212, 5345, 6515, 8552, 10424, 10690, 13030, 21380, 26060, 42760, 52120, 1392907, 2785814, 5571628, 6964535, 11143256, 13929070, 27858140, 55716280]

約数ペア:

[(1, 55716280), (2, 27858140), (4, 13929070), (5, 11143256), (8, 6964535), (10, 5571628), (20, 2785814), (40, 1392907), (1069, 52120), (1303, 42760), (2138, 26060), (2606, 21380), (4276, 13030), (5212, 10690), (5345, 10424), (6515, 8552)]