40385420968

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{2417}}^1\times {\mathrm{2971}}^1$

素因数の和:5450

約数の個数: 64

約数和(自身を含む): 81923774400

約数和(自身を除く): 41538353432

約数列:

[1, 2, 4, 8, 19, 37, 38, 74, 76, 148, 152, 296, 703, 1406, 2417, 2812, 2971, 4834, 5624, 5942, 9668, 11884, 19336, 23768, 45923, 56449, 89429, 91846, 109927, 112898, 178858, 183692, 219854, 225796, 357716, 367384, 439708, 451592, 715432, 879416, 1699151, 2088613, 3398302, 4177226, 6796604, 7180907, 8354452, 13593208, 14361814, 16708904, 28723628, 57447256, 136437233, 265693559, 272874466, 531387118, 545748932, 1062774236, 1091497864, 2125548472, 5048177621, 10096355242, 20192710484, 40385420968]

約数ペア:

[(1, 40385420968), (2, 20192710484), (4, 10096355242), (8, 5048177621), (19, 2125548472), (37, 1091497864), (38, 1062774236), (74, 545748932), (76, 531387118), (148, 272874466), (152, 265693559), (296, 136437233), (703, 57447256), (1406, 28723628), (2417, 16708904), (2812, 14361814), (2971, 13593208), (4834, 8354452), (5624, 7180907), (5942, 6796604), (9668, 4177226), (11884, 3398302), (19336, 2088613), (23768, 1699151), (45923, 879416), (56449, 715432), (89429, 451592), (91846, 439708), (109927, 367384), (112898, 357716), (178858, 225796), (183692, 219854)]