2698610

素因数分解:

$2^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{641}}^1$

素因数の和:1069

約数の個数: 16

約数和(自身を含む): 4876632

約数和(自身を除く): 2178022

約数列:

[1, 2, 5, 10, 421, 641, 842, 1282, 2105, 3205, 4210, 6410, 269861, 539722, 1349305, 2698610]

約数ペア:

[(1, 2698610), (2, 1349305), (5, 539722), (10, 269861), (421, 6410), (641, 4210), (842, 3205), (1282, 2105)]