169942280

素因数分解:

$2^3\times 5^1\times {\mathrm{4248557}}^1$

素因数の和:4248568

約数の個数: 16

約数和(自身を含む): 382370220

約数和(自身を除く): 212427940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 4248557, 8497114, 16994228, 21242785, 33988456, 42485570, 84971140, 169942280]

約数ペア:

[(1, 169942280), (2, 84971140), (4, 42485570), (5, 33988456), (8, 21242785), (10, 16994228), (20, 8497114), (40, 4248557)]