2080132912

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{21143}}^1$

素因数の和:21218

約数の個数: 80

約数和(自身を含む): 4845189888

約数和(自身を除く): 2765056976

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 43, 44, 52, 86, 88, 104, 143, 172, 176, 208, 286, 344, 473, 559, 572, 688, 946, 1118, 1144, 1892, 2236, 2288, 3784, 4472, 6149, 7568, 8944, 12298, 21143, 24596, 42286, 49192, 84572, 98384, 169144, 232573, 274859, 338288, 465146, 549718, 909149, 930292, 1099436, 1818298, 1860584, 2198872, 3023449, 3636596, 3721168, 4397744, 6046898, 7273192, 10000639, 11818937, 12093796, 14546384, 20001278, 23637874, 24187592, 40002556, 47275748, 48375184, 80005112, 94551496, 130008307, 160010224, 189102992, 260016614, 520033228, 1040066456, 2080132912]

約数ペア:

[(1, 2080132912), (2, 1040066456), (4, 520033228), (8, 260016614), (11, 189102992), (13, 160010224), (16, 130008307), (22, 94551496), (26, 80005112), (43, 48375184), (44, 47275748), (52, 40002556), (86, 24187592), (88, 23637874), (104, 20001278), (143, 14546384), (172, 12093796), (176, 11818937), (208, 10000639), (286, 7273192), (344, 6046898), (473, 4397744), (559, 3721168), (572, 3636596), (688, 3023449), (946, 2198872), (1118, 1860584), (1144, 1818298), (1892, 1099436), (2236, 930292), (2288, 909149), (3784, 549718), (4472, 465146), (6149, 338288), (7568, 274859), (8944, 232573), (12298, 169144), (21143, 98384), (24596, 84572), (42286, 49192)]