54441320

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{8669}}^1$

素因数の和:8837

約数の個数: 32

約数和(自身を含む): 123287400

約数和(自身を除く): 68846080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 6280, 8669, 17338, 34676, 43345, 69352, 86690, 173380, 346760, 1361033, 2722066, 5444132, 6805165, 10888264, 13610330, 27220660, 54441320]

約数ペア:

[(1, 54441320), (2, 27220660), (4, 13610330), (5, 10888264), (8, 6805165), (10, 5444132), (20, 2722066), (40, 1361033), (157, 346760), (314, 173380), (628, 86690), (785, 69352), (1256, 43345), (1570, 34676), (3140, 17338), (6280, 8669)]