2069920900

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{189901}}^1$

素因数の和:190024

約数の個数: 36

約数和(自身を含む): 4532960740

約数和(自身を除く): 2463039840

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 218, 436, 545, 1090, 2180, 2725, 5450, 10900, 189901, 379802, 759604, 949505, 1899010, 3798020, 4747525, 9495050, 18990100, 20699209, 41398418, 82796836, 103496045, 206992090, 413984180, 517480225, 1034960450, 2069920900]

約数ペア:

[(1, 2069920900), (2, 1034960450), (4, 517480225), (5, 413984180), (10, 206992090), (20, 103496045), (25, 82796836), (50, 41398418), (100, 20699209), (109, 18990100), (218, 9495050), (436, 4747525), (545, 3798020), (1090, 1899010), (2180, 949505), (2725, 759604), (5450, 379802), (10900, 189901)]