20770424752

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{79901}}^1$

素因数の和:80138

約数の個数: 80

約数和(自身を含む): 50411130624

約数和(自身を除く): 29640705872

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 211, 308, 422, 616, 844, 1232, 1477, 1688, 2321, 2954, 3376, 4642, 5908, 9284, 11816, 16247, 18568, 23632, 32494, 37136, 64988, 79901, 129976, 159802, 259952, 319604, 559307, 639208, 878911, 1118614, 1278416, 1757822, 2237228, 3515644, 4474456, 6152377, 7031288, 8948912, 12304754, 14062576, 16859111, 24609508, 33718222, 49219016, 67436444, 98438032, 118013777, 134872888, 185450221, 236027554, 269745776, 370900442, 472055108, 741800884, 944110216, 1298151547, 1483601768, 1888220432, 2596303094, 2967203536, 5192606188, 10385212376, 20770424752]

約数ペア:

[(1, 20770424752), (2, 10385212376), (4, 5192606188), (7, 2967203536), (8, 2596303094), (11, 1888220432), (14, 1483601768), (16, 1298151547), (22, 944110216), (28, 741800884), (44, 472055108), (56, 370900442), (77, 269745776), (88, 236027554), (112, 185450221), (154, 134872888), (176, 118013777), (211, 98438032), (308, 67436444), (422, 49219016), (616, 33718222), (844, 24609508), (1232, 16859111), (1477, 14062576), (1688, 12304754), (2321, 8948912), (2954, 7031288), (3376, 6152377), (4642, 4474456), (5908, 3515644), (9284, 2237228), (11816, 1757822), (16247, 1278416), (18568, 1118614), (23632, 878911), (32494, 639208), (37136, 559307), (64988, 319604), (79901, 259952), (129976, 159802)]