2103780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{5009}}^1$

素因数の和:5028

約数の個数: 48

約数和(自身を含む): 6733440

約数和(自身を除く): 4629660

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, 5009, 10018, 15027, 20036, 25045, 30054, 35063, 50090, 60108, 70126, 75135, 100180, 105189, 140252, 150270, 175315, 210378, 300540, 350630, 420756, 525945, 701260, 1051890, 2103780]

約数ペア:

[(1, 2103780), (2, 1051890), (3, 701260), (4, 525945), (5, 420756), (6, 350630), (7, 300540), (10, 210378), (12, 175315), (14, 150270), (15, 140252), (20, 105189), (21, 100180), (28, 75135), (30, 70126), (35, 60108), (42, 50090), (60, 35063), (70, 30054), (84, 25045), (105, 20036), (140, 15027), (210, 10018), (420, 5009)]