6488140

素因数分解:

$2^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{919}}^1$

素因数の和:1281

約数の個数: 24

約数和(自身を含む): 13678560

約数和(自身を除く): 7190420

約数列:

[1, 2, 4, 5, 10, 20, 353, 706, 919, 1412, 1765, 1838, 3530, 3676, 4595, 7060, 9190, 18380, 324407, 648814, 1297628, 1622035, 3244070, 6488140]

約数ペア:

[(1, 6488140), (2, 3244070), (4, 1622035), (5, 1297628), (10, 648814), (20, 324407), (353, 18380), (706, 9190), (919, 7060), (1412, 4595), (1765, 3676), (1838, 3530)]