208567660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1489769}}^1$

素因数の和:1489785

約数の個数: 24

約数和(自身を含む): 500562720

約数和(自身を除く): 291995060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1489769, 2979538, 5959076, 7448845, 10428383, 14897690, 20856766, 29795380, 41713532, 52141915, 104283830, 208567660]

約数ペア:

[(1, 208567660), (2, 104283830), (4, 52141915), (5, 41713532), (7, 29795380), (10, 20856766), (14, 14897690), (20, 10428383), (28, 7448845), (35, 5959076), (70, 2979538), (140, 1489769)]