53427940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157141}}^1$

素因数の和:157167

約数の個数: 24

約数和(自身を含む): 118799352

約数和(自身を除く): 65371412

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 157141, 314282, 628564, 785705, 1571410, 2671397, 3142820, 5342794, 10685588, 13356985, 26713970, 53427940]

約数ペア:

[(1, 53427940), (2, 26713970), (4, 13356985), (5, 10685588), (10, 5342794), (17, 3142820), (20, 2671397), (34, 1571410), (68, 785705), (85, 628564), (170, 314282), (340, 157141)]