2019096880

素因数分解:

$2^4\times 5^1\times {\mathrm{25238711}}^1$

素因数の和:25238724

約数の個数: 20

約数和(自身を含む): 4694400432

約数和(自身を除く): 2675303552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25238711, 50477422, 100954844, 126193555, 201909688, 252387110, 403819376, 504774220, 1009548440, 2019096880]

約数ペア:

[(1, 2019096880), (2, 1009548440), (4, 504774220), (5, 403819376), (8, 252387110), (10, 201909688), (16, 126193555), (20, 100954844), (40, 50477422), (80, 25238711)]