42042040

素因数分解:

$2^3\times 5^1\times {\mathrm{1051051}}^1$

素因数の和:1051062

約数の個数: 16

約数和(自身を含む): 94594680

約数和(自身を除く): 52552640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1051051, 2102102, 4204204, 5255255, 8408408, 10510510, 21021020, 42042040]

約数ペア:

[(1, 42042040), (2, 21021020), (4, 10510510), (5, 8408408), (8, 5255255), (10, 4204204), (20, 2102102), (40, 1051051)]