2017705620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{4804061}}^1$

素因数の和:4804080

約数の個数: 48

約数和(自身を含む): 6456659328

約数和(自身を除く): 4438953708

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, 4804061, 9608122, 14412183, 19216244, 24020305, 28824366, 33628427, 48040610, 57648732, 67256854, 72060915, 96081220, 100885281, 134513708, 144121830, 168142135, 201770562, 288243660, 336284270, 403541124, 504426405, 672568540, 1008852810, 2017705620]

約数ペア:

[(1, 2017705620), (2, 1008852810), (3, 672568540), (4, 504426405), (5, 403541124), (6, 336284270), (7, 288243660), (10, 201770562), (12, 168142135), (14, 144121830), (15, 134513708), (20, 100885281), (21, 96081220), (28, 72060915), (30, 67256854), (35, 57648732), (42, 48040610), (60, 33628427), (70, 28824366), (84, 24020305), (105, 19216244), (140, 14412183), (210, 9608122), (420, 4804061)]