40423420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87877}}^1$

素因数の和:87909

約数の個数: 24

約数和(自身を含む): 88581024

約数和(自身を除く): 48157604

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 87877, 175754, 351508, 439385, 878770, 1757540, 2021171, 4042342, 8084684, 10105855, 20211710, 40423420]

約数ペア:

[(1, 40423420), (2, 20211710), (4, 10105855), (5, 8084684), (10, 4042342), (20, 2021171), (23, 1757540), (46, 878770), (92, 439385), (115, 351508), (230, 175754), (460, 87877)]