22020400

素因数分解:

$2^4\times 5^2\times {\mathrm{55051}}^1$

素因数の和:55069

約数の個数: 30

約数和(自身を含む): 52904972

約数和(自身を除く): 30884572

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 55051, 110102, 220204, 275255, 440408, 550510, 880816, 1101020, 1376275, 2202040, 2752550, 4404080, 5505100, 11010200, 22020400]

約数ペア:

[(1, 22020400), (2, 11010200), (4, 5505100), (5, 4404080), (8, 2752550), (10, 2202040), (16, 1376275), (20, 1101020), (25, 880816), (40, 550510), (50, 440408), (80, 275255), (100, 220204), (200, 110102), (400, 55051)]