4151220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 11901120

約数和(自身を除く): 7749900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 1609, 2580, 3218, 4827, 6436, 8045, 9654, 16090, 19308, 24135, 32180, 48270, 69187, 96540, 138374, 207561, 276748, 345935, 415122, 691870, 830244, 1037805, 1383740, 2075610, 4151220]

約数ペア:

[(1, 4151220), (2, 2075610), (3, 1383740), (4, 1037805), (5, 830244), (6, 691870), (10, 415122), (12, 345935), (15, 276748), (20, 207561), (30, 138374), (43, 96540), (60, 69187), (86, 48270), (129, 32180), (172, 24135), (215, 19308), (258, 16090), (430, 9654), (516, 8045), (645, 6436), (860, 4827), (1290, 3218), (1609, 2580)]