19558789040

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{134851}}^1$

素因数の和:134915

約数の個数: 120

約数和(自身を含む): 54328634352

約数和(自身を除く): 34769845312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 49, 56, 70, 74, 80, 98, 112, 140, 148, 185, 196, 245, 259, 280, 296, 370, 392, 490, 518, 560, 592, 740, 784, 980, 1036, 1295, 1480, 1813, 1960, 2072, 2590, 2960, 3626, 3920, 4144, 5180, 7252, 9065, 10360, 14504, 18130, 20720, 29008, 36260, 72520, 134851, 145040, 269702, 539404, 674255, 943957, 1078808, 1348510, 1887914, 2157616, 2697020, 3775828, 4719785, 4989487, 5394040, 6607699, 7551656, 9439570, 9978974, 10788080, 13215398, 15103312, 18879140, 19957948, 24947435, 26430796, 33038495, 34926409, 37758280, 39915896, 49894870, 52861592, 66076990, 69852818, 75516560, 79831792, 99789740, 105723184, 132153980, 139705636, 174632045, 199579480, 244484863, 264307960, 279411272, 349264090, 399158960, 488969726, 528615920, 558822544, 698528180, 977939452, 1222424315, 1397056360, 1955878904, 2444848630, 2794112720, 3911757808, 4889697260, 9779394520, 19558789040]

約数ペア:

[(1, 19558789040), (2, 9779394520), (4, 4889697260), (5, 3911757808), (7, 2794112720), (8, 2444848630), (10, 1955878904), (14, 1397056360), (16, 1222424315), (20, 977939452), (28, 698528180), (35, 558822544), (37, 528615920), (40, 488969726), (49, 399158960), (56, 349264090), (70, 279411272), (74, 264307960), (80, 244484863), (98, 199579480), (112, 174632045), (140, 139705636), (148, 132153980), (185, 105723184), (196, 99789740), (245, 79831792), (259, 75516560), (280, 69852818), (296, 66076990), (370, 52861592), (392, 49894870), (490, 39915896), (518, 37758280), (560, 34926409), (592, 33038495), (740, 26430796), (784, 24947435), (980, 19957948), (1036, 18879140), (1295, 15103312), (1480, 13215398), (1813, 10788080), (1960, 9978974), (2072, 9439570), (2590, 7551656), (2960, 6607699), (3626, 5394040), (3920, 4989487), (4144, 4719785), (5180, 3775828), (7252, 2697020), (9065, 2157616), (10360, 1887914), (14504, 1348510), (18130, 1078808), (20720, 943957), (29008, 674255), (36260, 539404), (72520, 269702), (134851, 145040)]