40557188

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{887}}^1$

素因数の和:992

約数の個数: 48

約数和(自身を含む): 85929984

約数和(自身を除く): 45372796

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 284, 322, 497, 644, 887, 994, 1633, 1774, 1988, 3266, 3548, 6209, 6532, 11431, 12418, 20401, 22862, 24836, 40802, 45724, 62977, 81604, 125954, 142807, 251908, 285614, 440839, 571228, 881678, 1448471, 1763356, 2896942, 5793884, 10139297, 20278594, 40557188]

約数ペア:

[(1, 40557188), (2, 20278594), (4, 10139297), (7, 5793884), (14, 2896942), (23, 1763356), (28, 1448471), (46, 881678), (71, 571228), (92, 440839), (142, 285614), (161, 251908), (284, 142807), (322, 125954), (497, 81604), (644, 62977), (887, 45724), (994, 40802), (1633, 24836), (1774, 22862), (1988, 20401), (3266, 12418), (3548, 11431), (6209, 6532)]