40800254978

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{2128783}}^1$

素因数の和:2128866

約数の個数: 24

約数和(自身を含む): 71884778112

約数和(自身を除く): 31084523134

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 1369, 2738, 9583, 19166, 2128783, 4257566, 14901481, 29802962, 78764971, 157529942, 551354797, 1102709594, 2914303927, 5828607854, 20400127489, 40800254978]

約数ペア:

[(1, 40800254978), (2, 20400127489), (7, 5828607854), (14, 2914303927), (37, 1102709594), (74, 551354797), (259, 157529942), (518, 78764971), (1369, 29802962), (2738, 14901481), (9583, 4257566), (19166, 2128783)]