200442940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{141157}}^1$

素因数の和:141237

約数の個数: 24

約数和(自身を含む): 426861792

約数和(自身を除く): 226418852

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 141157, 282314, 564628, 705785, 1411570, 2823140, 10022147, 20044294, 40088588, 50110735, 100221470, 200442940]

約数ペア:

[(1, 200442940), (2, 100221470), (4, 50110735), (5, 40088588), (10, 20044294), (20, 10022147), (71, 2823140), (142, 1411570), (284, 705785), (355, 564628), (710, 282314), (1420, 141157)]