403420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{877}}^1$

素因数の和:909

約数の個数: 24

約数和(自身を含む): 885024

約数和(自身を除く): 481604

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 877, 1754, 3508, 4385, 8770, 17540, 20171, 40342, 80684, 100855, 201710, 403420]

約数ペア:

[(1, 403420), (2, 201710), (4, 100855), (5, 80684), (10, 40342), (20, 20171), (23, 17540), (46, 8770), (92, 4385), (115, 3508), (230, 1754), (460, 877)]