40397545

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{3947}}^1$

素因数の和:4064

約数の個数: 16

約数和(自身を含む): 51166080

約数和(自身を除く): 10768535

約数列:

[1, 5, 23, 89, 115, 445, 2047, 3947, 10235, 19735, 90781, 351283, 453905, 1756415, 8079509, 40397545]

約数ペア:

[(1, 40397545), (5, 8079509), (23, 1756415), (89, 453905), (115, 351283), (445, 90781), (2047, 19735), (3947, 10235)]