28961780

素因数分解:

$2^2\times 5^1\times {\mathrm{337}}^1\times {\mathrm{4297}}^1$

素因数の和:4643

約数の個数: 24

約数和(自身を含む): 61014408

約数和(自身を除く): 32052628

約数列:

[1, 2, 4, 5, 10, 20, 337, 674, 1348, 1685, 3370, 4297, 6740, 8594, 17188, 21485, 42970, 85940, 1448089, 2896178, 5792356, 7240445, 14480890, 28961780]

約数ペア:

[(1, 28961780), (2, 14480890), (4, 7240445), (5, 5792356), (10, 2896178), (20, 1448089), (337, 85940), (674, 42970), (1348, 21485), (1685, 17188), (3370, 8594), (4297, 6740)]