40405372

素因数分解:

$2^2\times 7^1\times {\mathrm{491}}^1\times {\mathrm{2939}}^1$

素因数の和:3441

約数の個数: 24

約数和(自身を含む): 81002880

約数和(自身を除く): 40597508

約数列:

[1, 2, 4, 7, 14, 28, 491, 982, 1964, 2939, 3437, 5878, 6874, 11756, 13748, 20573, 41146, 82292, 1443049, 2886098, 5772196, 10101343, 20202686, 40405372]

約数ペア:

[(1, 40405372), (2, 20202686), (4, 10101343), (7, 5772196), (14, 2886098), (28, 1443049), (491, 82292), (982, 41146), (1964, 20573), (2939, 13748), (3437, 11756), (5878, 6874)]