39904172

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:219

約数の個数: 96

約数和(自身を含む): 93671424

約数和(自身を除く): 53767252

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 43, 44, 46, 77, 86, 92, 131, 154, 161, 172, 253, 262, 301, 308, 322, 473, 506, 524, 602, 644, 917, 946, 989, 1012, 1204, 1441, 1771, 1834, 1892, 1978, 2882, 3013, 3311, 3542, 3668, 3956, 5633, 5764, 6026, 6622, 6923, 7084, 10087, 10879, 11266, 12052, 13244, 13846, 20174, 21091, 21758, 22532, 27692, 33143, 39431, 40348, 42182, 43516, 61963, 66286, 76153, 78862, 84364, 123926, 129559, 132572, 152306, 157724, 232001, 247852, 259118, 304612, 433741, 464002, 518236, 867482, 906913, 928004, 1425149, 1734964, 1813826, 2850298, 3627652, 5700596, 9976043, 19952086, 39904172]

約数ペア:

[(1, 39904172), (2, 19952086), (4, 9976043), (7, 5700596), (11, 3627652), (14, 2850298), (22, 1813826), (23, 1734964), (28, 1425149), (43, 928004), (44, 906913), (46, 867482), (77, 518236), (86, 464002), (92, 433741), (131, 304612), (154, 259118), (161, 247852), (172, 232001), (253, 157724), (262, 152306), (301, 132572), (308, 129559), (322, 123926), (473, 84364), (506, 78862), (524, 76153), (602, 66286), (644, 61963), (917, 43516), (946, 42182), (989, 40348), (1012, 39431), (1204, 33143), (1441, 27692), (1771, 22532), (1834, 21758), (1892, 21091), (1978, 20174), (2882, 13846), (3013, 13244), (3311, 12052), (3542, 11266), (3668, 10879), (3956, 10087), (5633, 7084), (5764, 6923), (6026, 6622)]