3939620

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{701}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 8314488

約数和(自身を除く): 4374868

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 701, 1124, 1402, 1405, 2804, 2810, 3505, 5620, 7010, 14020, 196981, 393962, 787924, 984905, 1969810, 3939620]

約数ペア:

[(1, 3939620), (2, 1969810), (4, 984905), (5, 787924), (10, 393962), (20, 196981), (281, 14020), (562, 7010), (701, 5620), (1124, 3505), (1402, 2810), (1405, 2804)]