13401040

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1319}}^1$

素因数の和:1459

約数の個数: 40

約数和(自身を含む): 31426560

約数和(自身を除く): 18025520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 1319, 2032, 2540, 2638, 5080, 5276, 6595, 10160, 10552, 13190, 21104, 26380, 52760, 105520, 167513, 335026, 670052, 837565, 1340104, 1675130, 2680208, 3350260, 6700520, 13401040]

約数ペア:

[(1, 13401040), (2, 6700520), (4, 3350260), (5, 2680208), (8, 1675130), (10, 1340104), (16, 837565), (20, 670052), (40, 335026), (80, 167513), (127, 105520), (254, 52760), (508, 26380), (635, 21104), (1016, 13190), (1270, 10552), (1319, 10160), (2032, 6595), (2540, 5276), (2638, 5080)]