54893320

素因数分解:

$2^3\times 5^1\times {\mathrm{1063}}^1\times {\mathrm{1291}}^1$

素因数の和:2365

約数の個数: 32

約数和(自身を含む): 123721920

約数和(自身を除く): 68828600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1063, 1291, 2126, 2582, 4252, 5164, 5315, 6455, 8504, 10328, 10630, 12910, 21260, 25820, 42520, 51640, 1372333, 2744666, 5489332, 6861665, 10978664, 13723330, 27446660, 54893320]

約数ペア:

[(1, 54893320), (2, 27446660), (4, 13723330), (5, 10978664), (8, 6861665), (10, 5489332), (20, 2744666), (40, 1372333), (1063, 51640), (1291, 42520), (2126, 25820), (2582, 21260), (4252, 12910), (5164, 10630), (5315, 10328), (6455, 8504)]