66545420

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{70793}}^1$

素因数の和:70849

約数の個数: 24

約数和(自身を含む): 142720704

約数和(自身を除く): 76175284

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 188, 235, 470, 940, 70793, 141586, 283172, 353965, 707930, 1415860, 3327271, 6654542, 13309084, 16636355, 33272710, 66545420]

約数ペア:

[(1, 66545420), (2, 33272710), (4, 16636355), (5, 13309084), (10, 6654542), (20, 3327271), (47, 1415860), (94, 707930), (188, 353965), (235, 283172), (470, 141586), (940, 70793)]