828226140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1971967}}^1$

素因数の和:1971986

約数の個数: 48

約数和(自身を含む): 2650324992

約数和(自身を除く): 1822098852

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, 1971967, 3943934, 5915901, 7887868, 9859835, 11831802, 13803769, 19719670, 23663604, 27607538, 29579505, 39439340, 41411307, 55215076, 59159010, 69018845, 82822614, 118318020, 138037690, 165645228, 207056535, 276075380, 414113070, 828226140]

約数ペア:

[(1, 828226140), (2, 414113070), (3, 276075380), (4, 207056535), (5, 165645228), (6, 138037690), (7, 118318020), (10, 82822614), (12, 69018845), (14, 59159010), (15, 55215076), (20, 41411307), (21, 39439340), (28, 29579505), (30, 27607538), (35, 23663604), (42, 19719670), (60, 13803769), (70, 11831802), (84, 9859835), (105, 7887868), (140, 5915901), (210, 3943934), (420, 1971967)]