28560664

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 62000640

約数和(自身を除く): 33439976

約数列:

[1, 2, 4, 8, 11, 22, 23, 44, 46, 88, 92, 103, 137, 184, 206, 253, 274, 412, 506, 548, 824, 1012, 1096, 1133, 1507, 2024, 2266, 2369, 3014, 3151, 4532, 4738, 6028, 6302, 9064, 9476, 12056, 12604, 14111, 18952, 25208, 26059, 28222, 34661, 52118, 56444, 69322, 104236, 112888, 138644, 155221, 208472, 277288, 310442, 324553, 620884, 649106, 1241768, 1298212, 2596424, 3570083, 7140166, 14280332, 28560664]

約数ペア:

[(1, 28560664), (2, 14280332), (4, 7140166), (8, 3570083), (11, 2596424), (22, 1298212), (23, 1241768), (44, 649106), (46, 620884), (88, 324553), (92, 310442), (103, 277288), (137, 208472), (184, 155221), (206, 138644), (253, 112888), (274, 104236), (412, 69322), (506, 56444), (548, 52118), (824, 34661), (1012, 28222), (1096, 26059), (1133, 25208), (1507, 18952), (2024, 14111), (2266, 12604), (2369, 12056), (3014, 9476), (3151, 9064), (4532, 6302), (4738, 6028)]