4033180

素因数分解:

$2^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{479}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 8507520

約数和(自身を除く): 4474340

約数列:

[1, 2, 4, 5, 10, 20, 421, 479, 842, 958, 1684, 1916, 2105, 2395, 4210, 4790, 8420, 9580, 201659, 403318, 806636, 1008295, 2016590, 4033180]

約数ペア:

[(1, 4033180), (2, 2016590), (4, 1008295), (5, 806636), (10, 403318), (20, 201659), (421, 9580), (479, 8420), (842, 4790), (958, 4210), (1684, 2395), (1916, 2105)]