40527508

素因数分解:

$2^2\times 7^3\times {\mathrm{109}}^1\times {\mathrm{271}}^1$

素因数の和:405

約数の個数: 48

約数和(自身を含む): 83776000

約数和(自身を除く): 43248492

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 109, 196, 218, 271, 343, 436, 542, 686, 763, 1084, 1372, 1526, 1897, 3052, 3794, 5341, 7588, 10682, 13279, 21364, 26558, 29539, 37387, 53116, 59078, 74774, 92953, 118156, 149548, 185906, 206773, 371812, 413546, 827092, 1447411, 2894822, 5789644, 10131877, 20263754, 40527508]

約数ペア:

[(1, 40527508), (2, 20263754), (4, 10131877), (7, 5789644), (14, 2894822), (28, 1447411), (49, 827092), (98, 413546), (109, 371812), (196, 206773), (218, 185906), (271, 149548), (343, 118156), (436, 92953), (542, 74774), (686, 59078), (763, 53116), (1084, 37387), (1372, 29539), (1526, 26558), (1897, 21364), (3052, 13279), (3794, 10682), (5341, 7588)]