2588894140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{81463}}^1$

素因数の和:81706

約数の個数: 48

約数和(自身を含む): 6240794112

約数和(自身を除く): 3651899972

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 227, 454, 908, 1135, 1589, 2270, 3178, 4540, 6356, 7945, 15890, 31780, 81463, 162926, 325852, 407315, 570241, 814630, 1140482, 1629260, 2280964, 2851205, 5702410, 11404820, 18492101, 36984202, 73968404, 92460505, 129444707, 184921010, 258889414, 369842020, 517778828, 647223535, 1294447070, 2588894140]

約数ペア:

[(1, 2588894140), (2, 1294447070), (4, 647223535), (5, 517778828), (7, 369842020), (10, 258889414), (14, 184921010), (20, 129444707), (28, 92460505), (35, 73968404), (70, 36984202), (140, 18492101), (227, 11404820), (454, 5702410), (908, 2851205), (1135, 2280964), (1589, 1629260), (2270, 1140482), (3178, 814630), (4540, 570241), (6356, 407315), (7945, 325852), (15890, 162926), (31780, 81463)]