85336540

素因数分解:

$2^2\times 5^1\times {\mathrm{4266827}}^1$

素因数の和:4266836

約数の個数: 12

約数和(自身を含む): 179206776

約数和(自身を除く): 93870236

約数列:

[1, 2, 4, 5, 10, 20, 4266827, 8533654, 17067308, 21334135, 42668270, 85336540]

約数ペア:

[(1, 85336540), (2, 42668270), (4, 21334135), (5, 17067308), (10, 8533654), (20, 4266827)]