54739420

素因数分解:

$2^2\times 5^1\times {\mathrm{1361}}^1\times {\mathrm{2011}}^1$

素因数の和:3381

約数の個数: 24

約数和(自身を含む): 115094448

約数和(自身を除く): 60355028

約数列:

[1, 2, 4, 5, 10, 20, 1361, 2011, 2722, 4022, 5444, 6805, 8044, 10055, 13610, 20110, 27220, 40220, 2736971, 5473942, 10947884, 13684855, 27369710, 54739420]

約数ペア:

[(1, 54739420), (2, 27369710), (4, 13684855), (5, 10947884), (10, 5473942), (20, 2736971), (1361, 40220), (2011, 27220), (2722, 20110), (4022, 13610), (5444, 10055), (6805, 8044)]