2006763780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4778009}}^1$

素因数の和:4778028

約数の個数: 48

約数和(自身を含む): 6421645440

約数和(自身を除く): 4414881660

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, 4778009, 9556018, 14334027, 19112036, 23890045, 28668054, 33446063, 47780090, 57336108, 66892126, 71670135, 95560180, 100338189, 133784252, 143340270, 167230315, 200676378, 286680540, 334460630, 401352756, 501690945, 668921260, 1003381890, 2006763780]

約数ペア:

[(1, 2006763780), (2, 1003381890), (3, 668921260), (4, 501690945), (5, 401352756), (6, 334460630), (7, 286680540), (10, 200676378), (12, 167230315), (14, 143340270), (15, 133784252), (20, 100338189), (21, 95560180), (28, 71670135), (30, 66892126), (35, 57336108), (42, 47780090), (60, 33446063), (70, 28668054), (84, 23890045), (105, 19112036), (140, 14334027), (210, 9556018), (420, 4778009)]