15517940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{45641}}^1$

素因数の和:45667

約数の個数: 24

約数和(自身を含む): 34505352

約数和(自身を除く): 18987412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 45641, 91282, 182564, 228205, 456410, 775897, 912820, 1551794, 3103588, 3879485, 7758970, 15517940]

約数ペア:

[(1, 15517940), (2, 7758970), (4, 3879485), (5, 3103588), (10, 1551794), (17, 912820), (20, 775897), (34, 456410), (68, 228205), (85, 182564), (170, 91282), (340, 45641)]