202105580

素因数分解:

$2^2\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{8209}}^1$

素因数の和:9449

約数の個数: 24

約数和(自身を含む): 424818240

約数和(自身を除く): 222712660

約数列:

[1, 2, 4, 5, 10, 20, 1231, 2462, 4924, 6155, 8209, 12310, 16418, 24620, 32836, 41045, 82090, 164180, 10105279, 20210558, 40421116, 50526395, 101052790, 202105580]

約数ペア:

[(1, 202105580), (2, 101052790), (4, 50526395), (5, 40421116), (10, 20210558), (20, 10105279), (1231, 164180), (2462, 82090), (4924, 41045), (6155, 32836), (8209, 24620), (12310, 16418)]