826008980

素因数分解:

$2^2\times 5^1\times {\mathrm{2371}}^1\times {\mathrm{17419}}^1$

素因数の和:19799

約数の個数: 24

約数和(自身を含む): 1735450080

約数和(自身を除く): 909441100

約数列:

[1, 2, 4, 5, 10, 20, 2371, 4742, 9484, 11855, 17419, 23710, 34838, 47420, 69676, 87095, 174190, 348380, 41300449, 82600898, 165201796, 206502245, 413004490, 826008980]

約数ペア:

[(1, 826008980), (2, 413004490), (4, 206502245), (5, 165201796), (10, 82600898), (20, 41300449), (2371, 348380), (4742, 174190), (9484, 87095), (11855, 69676), (17419, 47420), (23710, 34838)]