54526780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35407}}^1$

素因数の和:35434

約数の個数: 48

約数和(自身を含む): 142765056

約数和(自身を除く): 88238276

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, 35407, 70814, 141628, 177035, 247849, 354070, 389477, 495698, 708140, 778954, 991396, 1239245, 1557908, 1947385, 2478490, 2726339, 3894770, 4956980, 5452678, 7789540, 10905356, 13631695, 27263390, 54526780]

約数ペア:

[(1, 54526780), (2, 27263390), (4, 13631695), (5, 10905356), (7, 7789540), (10, 5452678), (11, 4956980), (14, 3894770), (20, 2726339), (22, 2478490), (28, 1947385), (35, 1557908), (44, 1239245), (55, 991396), (70, 778954), (77, 708140), (110, 495698), (140, 389477), (154, 354070), (220, 247849), (308, 177035), (385, 141628), (770, 70814), (1540, 35407)]