7720620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{128677}}^1$

素因数の和:128689

約数の個数: 24

約数和(自身を含む): 21617904

約数和(自身を除く): 13897284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 128677, 257354, 386031, 514708, 643385, 772062, 1286770, 1544124, 1930155, 2573540, 3860310, 7720620]

約数ペア:

[(1, 7720620), (2, 3860310), (3, 2573540), (4, 1930155), (5, 1544124), (6, 1286770), (10, 772062), (12, 643385), (15, 514708), (20, 386031), (30, 257354), (60, 128677)]