660094820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{428633}}^1$

素因数の和:428660

約数の個数: 48

約数和(自身を含む): 1728252288

約数和(自身を除く): 1068157468

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 428633, 857266, 1714532, 2143165, 3000431, 4286330, 4714963, 6000862, 8572660, 9429926, 12001724, 15002155, 18859852, 23574815, 30004310, 33004741, 47149630, 60008620, 66009482, 94299260, 132018964, 165023705, 330047410, 660094820]

約数ペア:

[(1, 660094820), (2, 330047410), (4, 165023705), (5, 132018964), (7, 94299260), (10, 66009482), (11, 60008620), (14, 47149630), (20, 33004741), (22, 30004310), (28, 23574815), (35, 18859852), (44, 15002155), (55, 12001724), (70, 9429926), (77, 8572660), (110, 6000862), (140, 4714963), (154, 4286330), (220, 3000431), (308, 2143165), (385, 1714532), (770, 857266), (1540, 428633)]