2099785

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:109

約数の個数: 24

約数和(自身を含む): 2859840

約数和(自身を除く): 760055

約数列:

[1, 5, 19, 23, 31, 95, 115, 155, 437, 589, 713, 961, 2185, 2945, 3565, 4805, 13547, 18259, 22103, 67735, 91295, 110515, 419957, 2099785]

約数ペア:

[(1, 2099785), (5, 419957), (19, 110515), (23, 91295), (31, 67735), (95, 22103), (115, 18259), (155, 13547), (437, 4805), (589, 3565), (713, 2945), (961, 2185)]