42844460

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5507}}^1$

素因数の和:5905

約数の個数: 24

約数和(自身を含む): 90221040

約数和(自身を除く): 47376580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 5507, 7780, 11014, 22028, 27535, 55070, 110140, 2142223, 4284446, 8568892, 10711115, 21422230, 42844460]

約数ペア:

[(1, 42844460), (2, 21422230), (4, 10711115), (5, 8568892), (10, 4284446), (20, 2142223), (389, 110140), (778, 55070), (1556, 27535), (1945, 22028), (3890, 11014), (5507, 7780)]