42142740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{702379}}^1$

素因数の和:702391

約数の個数: 24

約数和(自身を含む): 117999840

約数和(自身を除く): 75857100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 702379, 1404758, 2107137, 2809516, 3511895, 4214274, 7023790, 8428548, 10535685, 14047580, 21071370, 42142740]

約数ペア:

[(1, 42142740), (2, 21071370), (3, 14047580), (4, 10535685), (5, 8428548), (6, 7023790), (10, 4214274), (12, 3511895), (15, 2809516), (20, 2107137), (30, 1404758), (60, 702379)]