27992240

素因数分解:

$2^4\times 5^1\times {\mathrm{349903}}^1$

素因数の和:349916

約数の個数: 20

約数和(自身を含む): 65082144

約数和(自身を除く): 37089904

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 349903, 699806, 1399612, 1749515, 2799224, 3499030, 5598448, 6998060, 13996120, 27992240]

約数ペア:

[(1, 27992240), (2, 13996120), (4, 6998060), (5, 5598448), (8, 3499030), (10, 2799224), (16, 1749515), (20, 1399612), (40, 699806), (80, 349903)]