2684990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{317}}^1$

素因数の和:353

約数の個数: 48

約数和(自身を含む): 6090336

約数和(自身を除く): 3405346

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 121, 154, 242, 317, 385, 605, 634, 770, 847, 1210, 1585, 1694, 2219, 3170, 3487, 4235, 4438, 6974, 8470, 11095, 17435, 22190, 24409, 34870, 38357, 48818, 76714, 122045, 191785, 244090, 268499, 383570, 536998, 1342495, 2684990]

約数ペア:

[(1, 2684990), (2, 1342495), (5, 536998), (7, 383570), (10, 268499), (11, 244090), (14, 191785), (22, 122045), (35, 76714), (55, 48818), (70, 38357), (77, 34870), (110, 24409), (121, 22190), (154, 17435), (242, 11095), (317, 8470), (385, 6974), (605, 4438), (634, 4235), (770, 3487), (847, 3170), (1210, 2219), (1585, 1694)]