278514170

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{6221}}^1$

素因数の和:6287

約数の個数: 48

約数和(自身を含む): 566027784

約数和(自身を除く): 287513614

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 185, 242, 370, 407, 605, 814, 1210, 2035, 4070, 4477, 6221, 8954, 12442, 22385, 31105, 44770, 62210, 68431, 136862, 230177, 342155, 460354, 684310, 752741, 1150885, 1505482, 2301770, 2531947, 3763705, 5063894, 7527410, 12659735, 25319470, 27851417, 55702834, 139257085, 278514170]

約数ペア:

[(1, 278514170), (2, 139257085), (5, 55702834), (10, 27851417), (11, 25319470), (22, 12659735), (37, 7527410), (55, 5063894), (74, 3763705), (110, 2531947), (121, 2301770), (185, 1505482), (242, 1150885), (370, 752741), (407, 684310), (605, 460354), (814, 342155), (1210, 230177), (2035, 136862), (4070, 68431), (4477, 62210), (6221, 44770), (8954, 31105), (12442, 22385)]