40385686

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{3881}}^1$

素因数の和:3948

約数の個数: 24

約数和(自身を含む): 68152392

約数和(自身を除く): 27766706

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 3881, 5203, 7762, 10406, 42691, 85382, 166883, 333766, 469601, 939202, 1835713, 3671426, 20192843, 40385686]

約数ペア:

[(1, 40385686), (2, 20192843), (11, 3671426), (22, 1835713), (43, 939202), (86, 469601), (121, 333766), (242, 166883), (473, 85382), (946, 42691), (3881, 10406), (5203, 7762)]