20107940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59141}}^1$

素因数の和:59167

約数の個数: 24

約数和(自身を含む): 44711352

約数和(自身を除く): 24603412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 59141, 118282, 236564, 295705, 591410, 1005397, 1182820, 2010794, 4021588, 5026985, 10053970, 20107940]

約数ペア:

[(1, 20107940), (2, 10053970), (4, 5026985), (5, 4021588), (10, 2010794), (17, 1182820), (20, 1005397), (34, 591410), (68, 295705), (85, 236564), (170, 118282), (340, 59141)]