422040020

素因数分解:

$2^2\times 5^1\times {\mathrm{947}}^1\times {\mathrm{22283}}^1$

素因数の和:23239

約数の個数: 24

約数和(自身を含む): 887259744

約数和(自身を除く): 465219724

約数列:

[1, 2, 4, 5, 10, 20, 947, 1894, 3788, 4735, 9470, 18940, 22283, 44566, 89132, 111415, 222830, 445660, 21102001, 42204002, 84408004, 105510005, 211020010, 422040020]

約数ペア:

[(1, 422040020), (2, 211020010), (4, 105510005), (5, 84408004), (10, 42204002), (20, 21102001), (947, 445660), (1894, 222830), (3788, 111415), (4735, 89132), (9470, 44566), (18940, 22283)]