28220304

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1787}}^1$

素因数の和:1852

約数の個数: 80

約数和(自身を含む): 85137408

約数和(自身を除く): 56917104

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 47, 48, 56, 84, 94, 112, 141, 168, 188, 282, 329, 336, 376, 564, 658, 752, 987, 1128, 1316, 1787, 1974, 2256, 2632, 3574, 3948, 5264, 5361, 7148, 7896, 10722, 12509, 14296, 15792, 21444, 25018, 28592, 37527, 42888, 50036, 75054, 83989, 85776, 100072, 150108, 167978, 200144, 251967, 300216, 335956, 503934, 587923, 600432, 671912, 1007868, 1175846, 1343824, 1763769, 2015736, 2351692, 3527538, 4031472, 4703384, 7055076, 9406768, 14110152, 28220304]

約数ペア:

[(1, 28220304), (2, 14110152), (3, 9406768), (4, 7055076), (6, 4703384), (7, 4031472), (8, 3527538), (12, 2351692), (14, 2015736), (16, 1763769), (21, 1343824), (24, 1175846), (28, 1007868), (42, 671912), (47, 600432), (48, 587923), (56, 503934), (84, 335956), (94, 300216), (112, 251967), (141, 200144), (168, 167978), (188, 150108), (282, 100072), (329, 85776), (336, 83989), (376, 75054), (564, 50036), (658, 42888), (752, 37527), (987, 28592), (1128, 25018), (1316, 21444), (1787, 15792), (1974, 14296), (2256, 12509), (2632, 10722), (3574, 7896), (3948, 7148), (5264, 5361)]