87606920

素因数分解:

$2^3\times 5^1\times {\mathrm{2190173}}^1$

素因数の和:2190184

約数の個数: 16

約数和(自身を含む): 197115660

約数和(自身を除く): 109508740

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2190173, 4380346, 8760692, 10950865, 17521384, 21901730, 43803460, 87606920]

約数ペア:

[(1, 87606920), (2, 43803460), (4, 21901730), (5, 17521384), (8, 10950865), (10, 8760692), (20, 4380346), (40, 2190173)]