6830840

素因数分解:

$2^3\times 5^1\times {\mathrm{389}}^1\times {\mathrm{439}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 15444000

約数和(自身を除く): 8613160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 389, 439, 778, 878, 1556, 1756, 1945, 2195, 3112, 3512, 3890, 4390, 7780, 8780, 15560, 17560, 170771, 341542, 683084, 853855, 1366168, 1707710, 3415420, 6830840]

約数ペア:

[(1, 6830840), (2, 3415420), (4, 1707710), (5, 1366168), (8, 853855), (10, 683084), (20, 341542), (40, 170771), (389, 17560), (439, 15560), (778, 8780), (878, 7780), (1556, 4390), (1756, 3890), (1945, 3512), (2195, 3112)]