22002220

素因数分解:

$2^2\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1783}}^1$

素因数の和:2409

約数の個数: 24

約数和(自身を含む): 46305504

約数和(自身を除く): 24303284

約数列:

[1, 2, 4, 5, 10, 20, 617, 1234, 1783, 2468, 3085, 3566, 6170, 7132, 8915, 12340, 17830, 35660, 1100111, 2200222, 4400444, 5500555, 11001110, 22002220]

約数ペア:

[(1, 22002220), (2, 11001110), (4, 5500555), (5, 4400444), (10, 2200222), (20, 1100111), (617, 35660), (1234, 17830), (1783, 12340), (2468, 8915), (3085, 7132), (3566, 6170)]