20172556712

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{569}}^1\times {\mathrm{859}}^1$

素因数の和:1519

約数の個数: 128

約数和(自身を含む): 48000384000

約数和(自身を除く): 27827827288

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 67, 77, 88, 134, 154, 268, 308, 469, 536, 569, 616, 737, 859, 938, 1138, 1474, 1718, 1876, 2276, 2948, 3436, 3752, 3983, 4552, 5159, 5896, 6013, 6259, 6872, 7966, 9449, 10318, 12026, 12518, 15932, 18898, 20636, 24052, 25036, 31864, 37796, 38123, 41272, 43813, 48104, 50072, 57553, 66143, 75592, 76246, 87626, 115106, 132286, 152492, 175252, 230212, 264572, 266861, 304984, 350504, 402871, 419353, 460424, 488771, 529144, 533722, 633083, 805742, 838706, 977542, 1067444, 1266166, 1611484, 1677412, 1955084, 2134888, 2532332, 2935471, 3222968, 3354824, 3421397, 3910168, 4431581, 5064664, 5376481, 5870942, 6842794, 8863162, 10752962, 11741884, 13685588, 17726324, 21505924, 23483768, 27371176, 32747657, 35452648, 37635367, 43011848, 65495314, 75270734, 130990628, 150541468, 229233599, 261981256, 301082936, 360224227, 458467198, 720448454, 916934396, 1440896908, 1833868792, 2521569589, 2881793816, 5043139178, 10086278356, 20172556712]

約数ペア:

[(1, 20172556712), (2, 10086278356), (4, 5043139178), (7, 2881793816), (8, 2521569589), (11, 1833868792), (14, 1440896908), (22, 916934396), (28, 720448454), (44, 458467198), (56, 360224227), (67, 301082936), (77, 261981256), (88, 229233599), (134, 150541468), (154, 130990628), (268, 75270734), (308, 65495314), (469, 43011848), (536, 37635367), (569, 35452648), (616, 32747657), (737, 27371176), (859, 23483768), (938, 21505924), (1138, 17726324), (1474, 13685588), (1718, 11741884), (1876, 10752962), (2276, 8863162), (2948, 6842794), (3436, 5870942), (3752, 5376481), (3983, 5064664), (4552, 4431581), (5159, 3910168), (5896, 3421397), (6013, 3354824), (6259, 3222968), (6872, 2935471), (7966, 2532332), (9449, 2134888), (10318, 1955084), (12026, 1677412), (12518, 1611484), (15932, 1266166), (18898, 1067444), (20636, 977542), (24052, 838706), (25036, 805742), (31864, 633083), (37796, 533722), (38123, 529144), (41272, 488771), (43813, 460424), (48104, 419353), (50072, 402871), (57553, 350504), (66143, 304984), (75592, 266861), (76246, 264572), (87626, 230212), (115106, 175252), (132286, 152492)]