2731220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:332

約数の個数: 48

約数和(自身を含む): 6305040

約数和(自身を除く): 3573820

約数列:

[1, 2, 4, 5, 10, 17, 20, 29, 34, 58, 68, 85, 116, 145, 170, 277, 290, 340, 493, 554, 580, 986, 1108, 1385, 1972, 2465, 2770, 4709, 4930, 5540, 8033, 9418, 9860, 16066, 18836, 23545, 32132, 40165, 47090, 80330, 94180, 136561, 160660, 273122, 546244, 682805, 1365610, 2731220]

約数ペア:

[(1, 2731220), (2, 1365610), (4, 682805), (5, 546244), (10, 273122), (17, 160660), (20, 136561), (29, 94180), (34, 80330), (58, 47090), (68, 40165), (85, 32132), (116, 23545), (145, 18836), (170, 16066), (277, 9860), (290, 9418), (340, 8033), (493, 5540), (554, 4930), (580, 4709), (986, 2770), (1108, 2465), (1385, 1972)]