55105420

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{6871}}^1$

素因数の和:7281

約数の個数: 24

約数和(自身を含む): 116026848

約数和(自身を除く): 60921428

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 1604, 2005, 4010, 6871, 8020, 13742, 27484, 34355, 68710, 137420, 2755271, 5510542, 11021084, 13776355, 27552710, 55105420]

約数ペア:

[(1, 55105420), (2, 27552710), (4, 13776355), (5, 11021084), (10, 5510542), (20, 2755271), (401, 137420), (802, 68710), (1604, 34355), (2005, 27484), (4010, 13742), (6871, 8020)]