20228422256

素因数分解:

$2^4\times 7^3\times {\mathrm{491}}^1\times {\mathrm{7507}}^1$

素因数の和:8027

約数の個数: 80

約数和(自身を含む): 45804806400

約数和(自身を除く): 25576384144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 491, 686, 784, 982, 1372, 1964, 2744, 3437, 3928, 5488, 6874, 7507, 7856, 13748, 15014, 24059, 27496, 30028, 48118, 52549, 54992, 60056, 96236, 105098, 120112, 168413, 192472, 210196, 336826, 367843, 384944, 420392, 673652, 735686, 840784, 1347304, 1471372, 2574901, 2694608, 2942744, 3685937, 5149802, 5885488, 7371874, 10299604, 14743748, 20599208, 25801559, 29487496, 41198416, 51603118, 58974992, 103206236, 180610913, 206412472, 361221826, 412824944, 722443652, 1264276391, 1444887304, 2528552782, 2889774608, 5057105564, 10114211128, 20228422256]

約数ペア:

[(1, 20228422256), (2, 10114211128), (4, 5057105564), (7, 2889774608), (8, 2528552782), (14, 1444887304), (16, 1264276391), (28, 722443652), (49, 412824944), (56, 361221826), (98, 206412472), (112, 180610913), (196, 103206236), (343, 58974992), (392, 51603118), (491, 41198416), (686, 29487496), (784, 25801559), (982, 20599208), (1372, 14743748), (1964, 10299604), (2744, 7371874), (3437, 5885488), (3928, 5149802), (5488, 3685937), (6874, 2942744), (7507, 2694608), (7856, 2574901), (13748, 1471372), (15014, 1347304), (24059, 840784), (27496, 735686), (30028, 673652), (48118, 420392), (52549, 384944), (54992, 367843), (60056, 336826), (96236, 210196), (105098, 192472), (120112, 168413)]