12498780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{29759}}^1$

素因数の和:29778

約数の個数: 48

約数和(自身を含む): 39997440

約数和(自身を除く): 27498660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 29759, 59518, 89277, 119036, 148795, 178554, 208313, 297590, 357108, 416626, 446385, 595180, 624939, 833252, 892770, 1041565, 1249878, 1785540, 2083130, 2499756, 3124695, 4166260, 6249390, 12498780]

約数ペア:

[(1, 12498780), (2, 6249390), (3, 4166260), (4, 3124695), (5, 2499756), (6, 2083130), (7, 1785540), (10, 1249878), (12, 1041565), (14, 892770), (15, 833252), (20, 624939), (21, 595180), (28, 446385), (30, 416626), (35, 357108), (42, 297590), (60, 208313), (70, 178554), (84, 148795), (105, 119036), (140, 89277), (210, 59518), (420, 29759)]