12789580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{22051}}^1$

素因数の和:22089

約数の個数: 24

約数和(自身を含む): 27785520

約数和(自身を除く): 14995940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 22051, 44102, 88204, 110255, 220510, 441020, 639479, 1278958, 2557916, 3197395, 6394790, 12789580]

約数ペア:

[(1, 12789580), (2, 6394790), (4, 3197395), (5, 2557916), (10, 1278958), (20, 639479), (29, 441020), (58, 220510), (116, 110255), (145, 88204), (290, 44102), (580, 22051)]