205514380

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{16763}}^1$

素因数の和:17385

約数の個数: 24

約数和(自身を含む): 432310032

約数和(自身を除く): 226795652

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 6130, 12260, 16763, 33526, 67052, 83815, 167630, 335260, 10275719, 20551438, 41102876, 51378595, 102757190, 205514380]

約数ペア:

[(1, 205514380), (2, 102757190), (4, 51378595), (5, 41102876), (10, 20551438), (20, 10275719), (613, 335260), (1226, 167630), (2452, 83815), (3065, 67052), (6130, 33526), (12260, 16763)]