40807010

素因数分解:

$2^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{8311}}^1$

素因数の和:8809

約数の個数: 16

約数和(自身を含む): 73611072

約数和(自身を除く): 32804062

約数列:

[1, 2, 5, 10, 491, 982, 2455, 4910, 8311, 16622, 41555, 83110, 4080701, 8161402, 20403505, 40807010]

約数ペア:

[(1, 40807010), (2, 20403505), (5, 8161402), (10, 4080701), (491, 83110), (982, 41555), (2455, 16622), (4910, 8311)]