18744777320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{101719}}^1$

素因数の和:102018

約数の個数: 64

約数和(自身を含む): 44821900800

約数和(自身を除く): 26077123480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 271, 340, 542, 680, 1084, 1355, 2168, 2710, 4607, 5420, 9214, 10840, 18428, 23035, 36856, 46070, 92140, 101719, 184280, 203438, 406876, 508595, 813752, 1017190, 1729223, 2034380, 3458446, 4068760, 6916892, 8646115, 13833784, 17292230, 27565849, 34584460, 55131698, 69168920, 110263396, 137829245, 220526792, 275658490, 468619433, 551316980, 937238866, 1102633960, 1874477732, 2343097165, 3748955464, 4686194330, 9372388660, 18744777320]

約数ペア:

[(1, 18744777320), (2, 9372388660), (4, 4686194330), (5, 3748955464), (8, 2343097165), (10, 1874477732), (17, 1102633960), (20, 937238866), (34, 551316980), (40, 468619433), (68, 275658490), (85, 220526792), (136, 137829245), (170, 110263396), (271, 69168920), (340, 55131698), (542, 34584460), (680, 27565849), (1084, 17292230), (1355, 13833784), (2168, 8646115), (2710, 6916892), (4607, 4068760), (5420, 3458446), (9214, 2034380), (10840, 1729223), (18428, 1017190), (23035, 813752), (36856, 508595), (46070, 406876), (92140, 203438), (101719, 184280)]