6509680

素因数分解:

$2^4\times 5^1\times {\mathrm{81371}}^1$

素因数の和:81384

約数の個数: 20

約数和(自身を含む): 15135192

約数和(自身を除く): 8625512

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 81371, 162742, 325484, 406855, 650968, 813710, 1301936, 1627420, 3254840, 6509680]

約数ペア:

[(1, 6509680), (2, 3254840), (4, 1627420), (5, 1301936), (8, 813710), (10, 650968), (16, 406855), (20, 325484), (40, 162742), (80, 81371)]