243334220

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{337}}^1\times {\mathrm{457}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 520141440

約数和(自身を除く): 276807220

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 337, 395, 457, 674, 790, 914, 1348, 1580, 1685, 1828, 2285, 3370, 4570, 6740, 9140, 26623, 36103, 53246, 72206, 106492, 133115, 144412, 154009, 180515, 266230, 308018, 361030, 532460, 616036, 722060, 770045, 1540090, 3080180, 12166711, 24333422, 48666844, 60833555, 121667110, 243334220]

約数ペア:

[(1, 243334220), (2, 121667110), (4, 60833555), (5, 48666844), (10, 24333422), (20, 12166711), (79, 3080180), (158, 1540090), (316, 770045), (337, 722060), (395, 616036), (457, 532460), (674, 361030), (790, 308018), (914, 266230), (1348, 180515), (1580, 154009), (1685, 144412), (1828, 133115), (2285, 106492), (3370, 72206), (4570, 53246), (6740, 36103), (9140, 26623)]