20126449560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{50021}}^1$

素因数の和:50521

約数の個数: 128

約数和(自身を含む): 69150412800

約数和(自身を除く): 49023963240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 479, 840, 958, 1437, 1916, 2395, 2874, 3353, 3832, 4790, 5748, 6706, 7185, 9580, 10059, 11496, 13412, 14370, 16765, 19160, 20118, 26824, 28740, 33530, 40236, 50021, 50295, 57480, 67060, 80472, 100042, 100590, 134120, 150063, 200084, 201180, 250105, 300126, 350147, 400168, 402360, 500210, 600252, 700294, 750315, 1000420, 1050441, 1200504, 1400588, 1500630, 1750735, 2000840, 2100882, 2801176, 3001260, 3501470, 4201764, 5252205, 6002520, 7002940, 8403528, 10504410, 14005880, 21008820, 23960059, 42017640, 47920118, 71880177, 95840236, 119800295, 143760354, 167720413, 191680472, 239600590, 287520708, 335440826, 359400885, 479201180, 503161239, 575041416, 670881652, 718801770, 838602065, 958402360, 1006322478, 1341763304, 1437603540, 1677204130, 2012644956, 2515806195, 2875207080, 3354408260, 4025289912, 5031612390, 6708816520, 10063224780, 20126449560]

約数ペア:

[(1, 20126449560), (2, 10063224780), (3, 6708816520), (4, 5031612390), (5, 4025289912), (6, 3354408260), (7, 2875207080), (8, 2515806195), (10, 2012644956), (12, 1677204130), (14, 1437603540), (15, 1341763304), (20, 1006322478), (21, 958402360), (24, 838602065), (28, 718801770), (30, 670881652), (35, 575041416), (40, 503161239), (42, 479201180), (56, 359400885), (60, 335440826), (70, 287520708), (84, 239600590), (105, 191680472), (120, 167720413), (140, 143760354), (168, 119800295), (210, 95840236), (280, 71880177), (420, 47920118), (479, 42017640), (840, 23960059), (958, 21008820), (1437, 14005880), (1916, 10504410), (2395, 8403528), (2874, 7002940), (3353, 6002520), (3832, 5252205), (4790, 4201764), (5748, 3501470), (6706, 3001260), (7185, 2801176), (9580, 2100882), (10059, 2000840), (11496, 1750735), (13412, 1500630), (14370, 1400588), (16765, 1200504), (19160, 1050441), (20118, 1000420), (26824, 750315), (28740, 700294), (33530, 600252), (40236, 500210), (50021, 402360), (50295, 400168), (57480, 350147), (67060, 300126), (80472, 250105), (100042, 201180), (100590, 200084), (134120, 150063)]