86617940

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{39733}}^1$

素因数の和:39851

約数の個数: 24

約数和(自身を含む): 183571080

約数和(自身を除く): 96953140

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 436, 545, 1090, 2180, 39733, 79466, 158932, 198665, 397330, 794660, 4330897, 8661794, 17323588, 21654485, 43308970, 86617940]

約数ペア:

[(1, 86617940), (2, 43308970), (4, 21654485), (5, 17323588), (10, 8661794), (20, 4330897), (109, 794660), (218, 397330), (436, 198665), (545, 158932), (1090, 79466), (2180, 39733)]