39895915

素因数分解:

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

素因数の和:128

約数の個数: 36

約数和(自身を含む): 54479952

約数和(自身を除く): 14584037

約数列:

[1, 5, 19, 23, 31, 95, 115, 155, 361, 437, 589, 713, 961, 1805, 2185, 2945, 3565, 4805, 8303, 11191, 13547, 18259, 22103, 41515, 55955, 67735, 91295, 110515, 257393, 346921, 419957, 1286965, 1734605, 2099785, 7979183, 39895915]

約数ペア:

[(1, 39895915), (5, 7979183), (19, 2099785), (23, 1734605), (31, 1286965), (95, 419957), (115, 346921), (155, 257393), (361, 110515), (437, 91295), (589, 67735), (713, 55955), (961, 41515), (1805, 22103), (2185, 18259), (2945, 13547), (3565, 11191), (4805, 8303)]