40120654

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{1061}}^1$

素因数の和:1180

約数の個数: 32

約数和(自身を含む): 71672256

約数和(自身を除く): 31551602

約数列:

[1, 2, 7, 14, 37, 73, 74, 146, 259, 511, 518, 1022, 1061, 2122, 2701, 5402, 7427, 14854, 18907, 37814, 39257, 77453, 78514, 154906, 274799, 542171, 549598, 1084342, 2865761, 5731522, 20060327, 40120654]

約数ペア:

[(1, 40120654), (2, 20060327), (7, 5731522), (14, 2865761), (37, 1084342), (73, 549598), (74, 542171), (146, 274799), (259, 154906), (511, 78514), (518, 77453), (1022, 39257), (1061, 37814), (2122, 18907), (2701, 14854), (5402, 7427)]