20267291180

素因数分解:

$2^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{4037309}}^1$

素因数の和:4037569

約数の個数: 24

約数和(自身を含む): 42730889040

約数和(自身を除く): 22463597860

約数列:

[1, 2, 4, 5, 10, 20, 251, 502, 1004, 1255, 2510, 5020, 4037309, 8074618, 16149236, 20186545, 40373090, 80746180, 1013364559, 2026729118, 4053458236, 5066822795, 10133645590, 20267291180]

約数ペア:

[(1, 20267291180), (2, 10133645590), (4, 5066822795), (5, 4053458236), (10, 2026729118), (20, 1013364559), (251, 80746180), (502, 40373090), (1004, 20186545), (1255, 16149236), (2510, 8074618), (5020, 4037309)]