201698740

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{39241}}^1$

素因数の和:39507

約数の個数: 24

約数和(自身を含む): 425226312

約数和(自身を除く): 223527572

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 39241, 78482, 156964, 196205, 392410, 784820, 10084937, 20169874, 40339748, 50424685, 100849370, 201698740]

約数ペア:

[(1, 201698740), (2, 100849370), (4, 50424685), (5, 40339748), (10, 20169874), (20, 10084937), (257, 784820), (514, 392410), (1028, 196205), (1285, 156964), (2570, 78482), (5140, 39241)]