40107004

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{21379}}^1$

素因数の和:21457

約数の個数: 24

約数和(自身を含む): 81415040

約数和(自身を除く): 41308036

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 21379, 42758, 85516, 149653, 299306, 598612, 1432393, 2864786, 5729572, 10026751, 20053502, 40107004]

約数ペア:

[(1, 40107004), (2, 20053502), (4, 10026751), (7, 5729572), (14, 2864786), (28, 1432393), (67, 598612), (134, 299306), (268, 149653), (469, 85516), (938, 42758), (1876, 21379)]