179803420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{390877}}^1$

素因数の和:390909

約数の個数: 24

約数和(自身を含む): 394005024

約数和(自身を除く): 214201604

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 390877, 781754, 1563508, 1954385, 3908770, 7817540, 8990171, 17980342, 35960684, 44950855, 89901710, 179803420]

約数ペア:

[(1, 179803420), (2, 89901710), (4, 44950855), (5, 35960684), (10, 17980342), (20, 8990171), (23, 7817540), (46, 3908770), (92, 1954385), (115, 1563508), (230, 781754), (460, 390877)]