40252828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{109}}^2$

素因数の和:251

約数の個数: 54

約数和(自身を含む): 89308968

約数和(自身を除く): 49056140

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 109, 121, 154, 218, 242, 308, 436, 484, 763, 847, 1199, 1526, 1694, 2398, 3052, 3388, 4796, 8393, 11881, 13189, 16786, 23762, 26378, 33572, 47524, 52756, 83167, 92323, 130691, 166334, 184646, 261382, 332668, 369292, 522764, 914837, 1437601, 1829674, 2875202, 3659348, 5750404, 10063207, 20126414, 40252828]

約数ペア:

[(1, 40252828), (2, 20126414), (4, 10063207), (7, 5750404), (11, 3659348), (14, 2875202), (22, 1829674), (28, 1437601), (44, 914837), (77, 522764), (109, 369292), (121, 332668), (154, 261382), (218, 184646), (242, 166334), (308, 130691), (436, 92323), (484, 83167), (763, 52756), (847, 47524), (1199, 33572), (1526, 26378), (1694, 23762), (2398, 16786), (3052, 13189), (3388, 11881), (4796, 8393)]