516202220

素因数分解:

$2^2\times 5^1\times {\mathrm{1283}}^1\times {\mathrm{20117}}^1$

素因数の和:21409

約数の個数: 24

約数和(自身を含む): 1084923504

約数和(自身を除く): 568721284

約数列:

[1, 2, 4, 5, 10, 20, 1283, 2566, 5132, 6415, 12830, 20117, 25660, 40234, 80468, 100585, 201170, 402340, 25810111, 51620222, 103240444, 129050555, 258101110, 516202220]

約数ペア:

[(1, 516202220), (2, 258101110), (4, 129050555), (5, 103240444), (10, 51620222), (20, 25810111), (1283, 402340), (2566, 201170), (5132, 100585), (6415, 80468), (12830, 40234), (20117, 25660)]