26198020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2657}}^1$

素因数の和:2712

約数の個数: 48

約数和(自身を含む): 60283440

約数和(自身を除く): 34085420

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 290, 340, 493, 580, 986, 1972, 2465, 2657, 4930, 5314, 9860, 10628, 13285, 26570, 45169, 53140, 77053, 90338, 154106, 180676, 225845, 308212, 385265, 451690, 770530, 903380, 1309901, 1541060, 2619802, 5239604, 6549505, 13099010, 26198020]

約数ペア:

[(1, 26198020), (2, 13099010), (4, 6549505), (5, 5239604), (10, 2619802), (17, 1541060), (20, 1309901), (29, 903380), (34, 770530), (58, 451690), (68, 385265), (85, 308212), (116, 225845), (145, 180676), (170, 154106), (290, 90338), (340, 77053), (493, 53140), (580, 45169), (986, 26570), (1972, 13285), (2465, 10628), (2657, 9860), (4930, 5314)]