63947660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{456769}}^1$

素因数の和:456785

約数の個数: 24

約数和(自身を含む): 153474720

約数和(自身を除く): 89527060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 456769, 913538, 1827076, 2283845, 3197383, 4567690, 6394766, 9135380, 12789532, 15986915, 31973830, 63947660]

約数ペア:

[(1, 63947660), (2, 31973830), (4, 15986915), (5, 12789532), (7, 9135380), (10, 6394766), (14, 4567690), (20, 3197383), (28, 2283845), (35, 1827076), (70, 913538), (140, 456769)]