149737220

素因数分解:

$2^2\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{5501}}^1$

素因数の和:6871

約数の個数: 24

約数和(自身を含む): 314736408

約数和(自身を除く): 164999188

約数列:

[1, 2, 4, 5, 10, 20, 1361, 2722, 5444, 5501, 6805, 11002, 13610, 22004, 27220, 27505, 55010, 110020, 7486861, 14973722, 29947444, 37434305, 74868610, 149737220]

約数ペア:

[(1, 149737220), (2, 74868610), (4, 37434305), (5, 29947444), (10, 14973722), (20, 7486861), (1361, 110020), (2722, 55010), (5444, 27505), (5501, 27220), (6805, 22004), (11002, 13610)]