2149443856

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{21491}}^1$

素因数の和:21572

約数の個数: 80

約数和(自身を含む): 5116815360

約数和(自身を除く): 2967371504

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 47, 56, 76, 94, 112, 133, 152, 188, 266, 304, 329, 376, 532, 658, 752, 893, 1064, 1316, 1786, 2128, 2632, 3572, 5264, 6251, 7144, 12502, 14288, 21491, 25004, 42982, 50008, 85964, 100016, 150437, 171928, 300874, 343856, 408329, 601748, 816658, 1010077, 1203496, 1633316, 2020154, 2406992, 2858303, 3266632, 4040308, 5716606, 6533264, 7070539, 8080616, 11433212, 14141078, 16161232, 19191463, 22866424, 28282156, 38382926, 45732848, 56564312, 76765852, 113128624, 134340241, 153531704, 268680482, 307063408, 537360964, 1074721928, 2149443856]

約数ペア:

[(1, 2149443856), (2, 1074721928), (4, 537360964), (7, 307063408), (8, 268680482), (14, 153531704), (16, 134340241), (19, 113128624), (28, 76765852), (38, 56564312), (47, 45732848), (56, 38382926), (76, 28282156), (94, 22866424), (112, 19191463), (133, 16161232), (152, 14141078), (188, 11433212), (266, 8080616), (304, 7070539), (329, 6533264), (376, 5716606), (532, 4040308), (658, 3266632), (752, 2858303), (893, 2406992), (1064, 2020154), (1316, 1633316), (1786, 1203496), (2128, 1010077), (2632, 816658), (3572, 601748), (5264, 408329), (6251, 343856), (7144, 300874), (12502, 171928), (14288, 150437), (21491, 100016), (25004, 85964), (42982, 50008)]