8362780

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1627}}^1$

素因数の和:1893

約数の個数: 24

約数和(自身を含む): 17641008

約数和(自身を除く): 9278228

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 1627, 2570, 3254, 5140, 6508, 8135, 16270, 32540, 418139, 836278, 1672556, 2090695, 4181390, 8362780]

約数ペア:

[(1, 8362780), (2, 4181390), (4, 2090695), (5, 1672556), (10, 836278), (20, 418139), (257, 32540), (514, 16270), (1028, 8135), (1285, 6508), (1627, 5140), (2570, 3254)]