42066460

素因数分解:

$2^2\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5407}}^1$

素因数の和:5805

約数の個数: 24

約数和(自身を含む): 88583040

約数和(自身を除く): 46516580

約数列:

[1, 2, 4, 5, 10, 20, 389, 778, 1556, 1945, 3890, 5407, 7780, 10814, 21628, 27035, 54070, 108140, 2103323, 4206646, 8413292, 10516615, 21033230, 42066460]

約数ペア:

[(1, 42066460), (2, 21033230), (4, 10516615), (5, 8413292), (10, 4206646), (20, 2103323), (389, 108140), (778, 54070), (1556, 27035), (1945, 21628), (3890, 10814), (5407, 7780)]