2549470

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:86

約数の個数: 72

約数和(自身を含む): 6004152

約数和(自身を除く): 3454682

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 49, 55, 70, 77, 86, 98, 110, 121, 154, 215, 242, 245, 301, 385, 430, 473, 490, 539, 602, 605, 770, 847, 946, 1078, 1210, 1505, 1694, 2107, 2365, 2695, 3010, 3311, 4214, 4235, 4730, 5203, 5390, 5929, 6622, 8470, 10406, 10535, 11858, 16555, 21070, 23177, 26015, 29645, 33110, 36421, 46354, 52030, 59290, 72842, 115885, 182105, 231770, 254947, 364210, 509894, 1274735, 2549470]

約数ペア:

[(1, 2549470), (2, 1274735), (5, 509894), (7, 364210), (10, 254947), (11, 231770), (14, 182105), (22, 115885), (35, 72842), (43, 59290), (49, 52030), (55, 46354), (70, 36421), (77, 33110), (86, 29645), (98, 26015), (110, 23177), (121, 21070), (154, 16555), (215, 11858), (242, 10535), (245, 10406), (301, 8470), (385, 6622), (430, 5929), (473, 5390), (490, 5203), (539, 4730), (602, 4235), (605, 4214), (770, 3311), (847, 3010), (946, 2695), (1078, 2365), (1210, 2107), (1505, 1694)]