9647780

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1877}}^1$

素因数の和:2143

約数の個数: 24

約数和(自身を含む): 20350008

約数和(自身を除く): 10702228

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 1877, 2570, 3754, 5140, 7508, 9385, 18770, 37540, 482389, 964778, 1929556, 2411945, 4823890, 9647780]

約数ペア:

[(1, 9647780), (2, 4823890), (4, 2411945), (5, 1929556), (10, 964778), (20, 482389), (257, 37540), (514, 18770), (1028, 9385), (1285, 7508), (1877, 5140), (2570, 3754)]