42142040

素因数分解:

$2^3\times 5^1\times {\mathrm{1053551}}^1$

素因数の和:1053562

約数の個数: 16

約数和(自身を含む): 94819680

約数和(自身を除く): 52677640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1053551, 2107102, 4214204, 5267755, 8428408, 10535510, 21071020, 42142040]

約数ペア:

[(1, 42142040), (2, 21071020), (4, 10535510), (5, 8428408), (8, 5267755), (10, 4214204), (20, 2107102), (40, 1053551)]