20195899520

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{1433}}^1$

素因数の和:1551

約数の個数: 192

約数和(自身を含む): 51827140440

約数和(自身を除く): 31631240920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 61, 64, 76, 80, 95, 122, 128, 152, 160, 190, 244, 304, 305, 320, 361, 380, 488, 608, 610, 640, 722, 760, 976, 1159, 1216, 1220, 1433, 1444, 1520, 1805, 1952, 2318, 2432, 2440, 2866, 2888, 3040, 3610, 3904, 4636, 4880, 5732, 5776, 5795, 6080, 7165, 7220, 7808, 9272, 9760, 11464, 11552, 11590, 12160, 14330, 14440, 18544, 19520, 22021, 22928, 23104, 23180, 27227, 28660, 28880, 37088, 39040, 44042, 45856, 46208, 46360, 54454, 57320, 57760, 74176, 87413, 88084, 91712, 92720, 108908, 110105, 114640, 115520, 136135, 148352, 174826, 176168, 183424, 185440, 217816, 220210, 229280, 231040, 272270, 349652, 352336, 370880, 435632, 437065, 440420, 458560, 517313, 544540, 699304, 704672, 741760, 871264, 874130, 880840, 917120, 1034626, 1089080, 1398608, 1409344, 1660847, 1742528, 1748260, 1761680, 2069252, 2178160, 2586565, 2797216, 2818688, 3321694, 3485056, 3496520, 3523360, 4138504, 4356320, 5173130, 5594432, 6643388, 6993040, 7046720, 8277008, 8304235, 8712640, 10346260, 11188864, 13286776, 13986080, 14093440, 16554016, 16608470, 17425280, 20692520, 26573552, 27972160, 31556093, 33108032, 33216940, 41385040, 53147104, 55944320, 63112186, 66216064, 66433880, 82770080, 106294208, 126224372, 132867760, 157780465, 165540160, 212588416, 252448744, 265735520, 315560930, 331080320, 504897488, 531471040, 631121860, 1009794976, 1062942080, 1262243720, 2019589952, 2524487440, 4039179904, 5048974880, 10097949760, 20195899520]

約数ペア:

[(1, 20195899520), (2, 10097949760), (4, 5048974880), (5, 4039179904), (8, 2524487440), (10, 2019589952), (16, 1262243720), (19, 1062942080), (20, 1009794976), (32, 631121860), (38, 531471040), (40, 504897488), (61, 331080320), (64, 315560930), (76, 265735520), (80, 252448744), (95, 212588416), (122, 165540160), (128, 157780465), (152, 132867760), (160, 126224372), (190, 106294208), (244, 82770080), (304, 66433880), (305, 66216064), (320, 63112186), (361, 55944320), (380, 53147104), (488, 41385040), (608, 33216940), (610, 33108032), (640, 31556093), (722, 27972160), (760, 26573552), (976, 20692520), (1159, 17425280), (1216, 16608470), (1220, 16554016), (1433, 14093440), (1444, 13986080), (1520, 13286776), (1805, 11188864), (1952, 10346260), (2318, 8712640), (2432, 8304235), (2440, 8277008), (2866, 7046720), (2888, 6993040), (3040, 6643388), (3610, 5594432), (3904, 5173130), (4636, 4356320), (4880, 4138504), (5732, 3523360), (5776, 3496520), (5795, 3485056), (6080, 3321694), (7165, 2818688), (7220, 2797216), (7808, 2586565), (9272, 2178160), (9760, 2069252), (11464, 1761680), (11552, 1748260), (11590, 1742528), (12160, 1660847), (14330, 1409344), (14440, 1398608), (18544, 1089080), (19520, 1034626), (22021, 917120), (22928, 880840), (23104, 874130), (23180, 871264), (27227, 741760), (28660, 704672), (28880, 699304), (37088, 544540), (39040, 517313), (44042, 458560), (45856, 440420), (46208, 437065), (46360, 435632), (54454, 370880), (57320, 352336), (57760, 349652), (74176, 272270), (87413, 231040), (88084, 229280), (91712, 220210), (92720, 217816), (108908, 185440), (110105, 183424), (114640, 176168), (115520, 174826), (136135, 148352)]