20220826820

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{3934013}}^1$

素因数の和:3934279

約数の個数: 24

約数和(自身を含む): 42628975704

約数和(自身を除く): 22408148884

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 3934013, 7868026, 15736052, 19670065, 39340130, 78680260, 1011041341, 2022082682, 4044165364, 5055206705, 10110413410, 20220826820]

約数ペア:

[(1, 20220826820), (2, 10110413410), (4, 5055206705), (5, 4044165364), (10, 2022082682), (20, 1011041341), (257, 78680260), (514, 39340130), (1028, 19670065), (1285, 15736052), (2570, 7868026), (5140, 3934013)]