2005439095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{401}}^1\times {\mathrm{1151}}^1$

素因数の和:1647

約数の個数: 32

約数和(自身を含む): 2667479040

約数和(自身を除く): 662039945

約数列:

[1, 5, 11, 55, 79, 395, 401, 869, 1151, 2005, 4345, 4411, 5755, 12661, 22055, 31679, 63305, 90929, 158395, 348469, 454645, 461551, 1000219, 1742345, 2307755, 5001095, 5077061, 25385305, 36462529, 182312645, 401087819, 2005439095]

約数ペア:

[(1, 2005439095), (5, 401087819), (11, 182312645), (55, 36462529), (79, 25385305), (395, 5077061), (401, 5001095), (869, 2307755), (1151, 1742345), (2005, 1000219), (4345, 461551), (4411, 454645), (5755, 348469), (12661, 158395), (22055, 90929), (31679, 63305)]