28620256

素因数分解:

$2^5\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1907}}^1$

素因数の和:1991

約数の個数: 48

約数和(自身を含む): 65390976

約数和(自身を除く): 36770720

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 67, 112, 134, 224, 268, 469, 536, 938, 1072, 1876, 1907, 2144, 3752, 3814, 7504, 7628, 13349, 15008, 15256, 26698, 30512, 53396, 61024, 106792, 127769, 213584, 255538, 427168, 511076, 894383, 1022152, 1788766, 2044304, 3577532, 4088608, 7155064, 14310128, 28620256]

約数ペア:

[(1, 28620256), (2, 14310128), (4, 7155064), (7, 4088608), (8, 3577532), (14, 2044304), (16, 1788766), (28, 1022152), (32, 894383), (56, 511076), (67, 427168), (112, 255538), (134, 213584), (224, 127769), (268, 106792), (469, 61024), (536, 53396), (938, 30512), (1072, 26698), (1876, 15256), (1907, 15008), (2144, 13349), (3752, 7628), (3814, 7504)]