28110860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{2851}}^1$

素因数の和:2906

約数の個数: 48

約数和(自身を含む): 64683360

約数和(自身を除く): 36572500

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, 2851, 4930, 5702, 9860, 11404, 14255, 28510, 48467, 57020, 82679, 96934, 165358, 193868, 242335, 330716, 413395, 484670, 826790, 969340, 1405543, 1653580, 2811086, 5622172, 7027715, 14055430, 28110860]

約数ペア:

[(1, 28110860), (2, 14055430), (4, 7027715), (5, 5622172), (10, 2811086), (17, 1653580), (20, 1405543), (29, 969340), (34, 826790), (58, 484670), (68, 413395), (85, 330716), (116, 242335), (145, 193868), (170, 165358), (290, 96934), (340, 82679), (493, 57020), (580, 48467), (986, 28510), (1972, 14255), (2465, 11404), (2851, 9860), (4930, 5702)]