200053780

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{28661}}^1$

素因数の和:29019

約数の個数: 24

約数和(自身を含む): 421331400

約数和(自身を除く): 221277620

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 3490, 6980, 28661, 57322, 114644, 143305, 286610, 573220, 10002689, 20005378, 40010756, 50013445, 100026890, 200053780]

約数ペア:

[(1, 200053780), (2, 100026890), (4, 50013445), (5, 40010756), (10, 20005378), (20, 10002689), (349, 573220), (698, 286610), (1396, 143305), (1745, 114644), (3490, 57322), (6980, 28661)]