2159790710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{254993}}^1$

素因数の和:255029

約数の個数: 48

約数和(自身を含む): 4883645088

約数和(自身を除く): 2723854378

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 385, 605, 770, 847, 1210, 1694, 4235, 8470, 254993, 509986, 1274965, 1784951, 2549930, 2804923, 3569902, 5609846, 8924755, 14024615, 17849510, 19634461, 28049230, 30854153, 39268922, 61708306, 98172305, 154270765, 196344610, 215979071, 308541530, 431958142, 1079895355, 2159790710]

約数ペア:

[(1, 2159790710), (2, 1079895355), (5, 431958142), (7, 308541530), (10, 215979071), (11, 196344610), (14, 154270765), (22, 98172305), (35, 61708306), (55, 39268922), (70, 30854153), (77, 28049230), (110, 19634461), (121, 17849510), (154, 14024615), (242, 8924755), (385, 5609846), (605, 3569902), (770, 2804923), (847, 2549930), (1210, 1784951), (1694, 1274965), (4235, 509986), (8470, 254993)]