28032752

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1$

素因数の和:222

約数の個数: 80

約数和(自身を含む): 63745920

約数和(自身を除く): 35713168

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 83, 88, 101, 152, 166, 176, 202, 209, 304, 332, 404, 418, 664, 808, 836, 913, 1111, 1328, 1577, 1616, 1672, 1826, 1919, 2222, 3154, 3344, 3652, 3838, 4444, 6308, 7304, 7676, 8383, 8888, 12616, 14608, 15352, 16766, 17347, 17776, 21109, 25232, 30704, 33532, 34694, 42218, 67064, 69388, 84436, 92213, 134128, 138776, 159277, 168872, 184426, 277552, 318554, 337744, 368852, 637108, 737704, 1274216, 1475408, 1752047, 2548432, 3504094, 7008188, 14016376, 28032752]

約数ペア:

[(1, 28032752), (2, 14016376), (4, 7008188), (8, 3504094), (11, 2548432), (16, 1752047), (19, 1475408), (22, 1274216), (38, 737704), (44, 637108), (76, 368852), (83, 337744), (88, 318554), (101, 277552), (152, 184426), (166, 168872), (176, 159277), (202, 138776), (209, 134128), (304, 92213), (332, 84436), (404, 69388), (418, 67064), (664, 42218), (808, 34694), (836, 33532), (913, 30704), (1111, 25232), (1328, 21109), (1577, 17776), (1616, 17347), (1672, 16766), (1826, 15352), (1919, 14608), (2222, 12616), (3154, 8888), (3344, 8383), (3652, 7676), (3838, 7304), (4444, 6308)]