553637020

素因数分解:

$2^2\times 5^1\times {\mathrm{4909}}^1\times {\mathrm{5639}}^1$

素因数の和:10557

約数の個数: 24

約数和(自身を含む): 1163080800

約数和(自身を除く): 609443780

約数列:

[1, 2, 4, 5, 10, 20, 4909, 5639, 9818, 11278, 19636, 22556, 24545, 28195, 49090, 56390, 98180, 112780, 27681851, 55363702, 110727404, 138409255, 276818510, 553637020]

約数ペア:

[(1, 553637020), (2, 276818510), (4, 138409255), (5, 110727404), (10, 55363702), (20, 27681851), (4909, 112780), (5639, 98180), (9818, 56390), (11278, 49090), (19636, 28195), (22556, 24545)]