89340820

素因数分解:

$2^2\times 5^1\times {\mathrm{4467041}}^1$

素因数の和:4467050

約数の個数: 12

約数和(自身を含む): 187615764

約数和(自身を除く): 98274944

約数列:

[1, 2, 4, 5, 10, 20, 4467041, 8934082, 17868164, 22335205, 44670410, 89340820]

約数ペア:

[(1, 89340820), (2, 44670410), (4, 22335205), (5, 17868164), (10, 8934082), (20, 4467041)]