2058740

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1303}}^1$

素因数の和:1391

約数の個数: 24

約数和(自身を含む): 4381440

約数和(自身を除く): 2322700

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1303, 1580, 2606, 5212, 6515, 13030, 26060, 102937, 205874, 411748, 514685, 1029370, 2058740]

約数ペア:

[(1, 2058740), (2, 1029370), (4, 514685), (5, 411748), (10, 205874), (20, 102937), (79, 26060), (158, 13030), (316, 6515), (395, 5212), (790, 2606), (1303, 1580)]