203805260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{248543}}^1$

素因数の和:248593

約数の個数: 24

約数和(自身を含む): 438431616

約数和(自身を除く): 234626356

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 248543, 497086, 994172, 1242715, 2485430, 4970860, 10190263, 20380526, 40761052, 50951315, 101902630, 203805260]

約数ペア:

[(1, 203805260), (2, 101902630), (4, 50951315), (5, 40761052), (10, 20380526), (20, 10190263), (41, 4970860), (82, 2485430), (164, 1242715), (205, 994172), (410, 497086), (820, 248543)]