2561590

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{2017}}^1$

素因数の和:2151

約数の個数: 16

約数和(自身を含む): 4649472

約数和(自身を除く): 2087882

約数列:

[1, 2, 5, 10, 127, 254, 635, 1270, 2017, 4034, 10085, 20170, 256159, 512318, 1280795, 2561590]

約数ペア:

[(1, 2561590), (2, 1280795), (5, 512318), (10, 256159), (127, 20170), (254, 10085), (635, 4034), (1270, 2017)]