206891120

素因数分解:

$2^4\times 5^1\times {\mathrm{2586139}}^1$

素因数の和:2586152

約数の個数: 20

約数和(自身を含む): 481022040

約数和(自身を除く): 274130920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2586139, 5172278, 10344556, 12930695, 20689112, 25861390, 41378224, 51722780, 103445560, 206891120]

約数ペア:

[(1, 206891120), (2, 103445560), (4, 51722780), (5, 41378224), (8, 25861390), (10, 20689112), (16, 12930695), (20, 10344556), (40, 5172278), (80, 2586139)]