20733408040

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{12054307}}^1$

素因数の和:12054361

約数の個数: 32

約数和(自身を含む): 47735059680

約数和(自身を除く): 27001651640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 12054307, 24108614, 48217228, 60271535, 96434456, 120543070, 241086140, 482172280, 518335201, 1036670402, 2073340804, 2591676005, 4146681608, 5183352010, 10366704020, 20733408040]

約数ペア:

[(1, 20733408040), (2, 10366704020), (4, 5183352010), (5, 4146681608), (8, 2591676005), (10, 2073340804), (20, 1036670402), (40, 518335201), (43, 482172280), (86, 241086140), (172, 120543070), (215, 96434456), (344, 60271535), (430, 48217228), (860, 24108614), (1720, 12054307)]