19941860

素因数分解:

$2^2\times 5^1\times {\mathrm{349}}^1\times {\mathrm{2857}}^1$

素因数の和:3215

約数の個数: 24

約数和(自身を含む): 42012600

約数和(自身を除く): 22070740

約数列:

[1, 2, 4, 5, 10, 20, 349, 698, 1396, 1745, 2857, 3490, 5714, 6980, 11428, 14285, 28570, 57140, 997093, 1994186, 3988372, 4985465, 9970930, 19941860]

約数ペア:

[(1, 19941860), (2, 9970930), (4, 4985465), (5, 3988372), (10, 1994186), (20, 997093), (349, 57140), (698, 28570), (1396, 14285), (1745, 11428), (2857, 6980), (3490, 5714)]