2882159140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{78277}}^1$

素因数の和:78556

約数の個数: 48

約数和(自身を含む): 6943571712

約数和(自身を除く): 4061412572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 263, 526, 1052, 1315, 1841, 2630, 3682, 5260, 7364, 9205, 18410, 36820, 78277, 156554, 313108, 391385, 547939, 782770, 1095878, 1565540, 2191756, 2739695, 5479390, 10958780, 20586851, 41173702, 82347404, 102934255, 144107957, 205868510, 288215914, 411737020, 576431828, 720539785, 1441079570, 2882159140]

約数ペア:

[(1, 2882159140), (2, 1441079570), (4, 720539785), (5, 576431828), (7, 411737020), (10, 288215914), (14, 205868510), (20, 144107957), (28, 102934255), (35, 82347404), (70, 41173702), (140, 20586851), (263, 10958780), (526, 5479390), (1052, 2739695), (1315, 2191756), (1841, 1565540), (2630, 1095878), (3682, 782770), (5260, 547939), (7364, 391385), (9205, 313108), (18410, 156554), (36820, 78277)]