20422140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340369}}^1$

素因数の和:340381

約数の個数: 24

約数和(自身を含む): 57182160

約数和(自身を除く): 36760020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340369, 680738, 1021107, 1361476, 1701845, 2042214, 3403690, 4084428, 5105535, 6807380, 10211070, 20422140]

約数ペア:

[(1, 20422140), (2, 10211070), (3, 6807380), (4, 5105535), (5, 4084428), (6, 3403690), (10, 2042214), (12, 1701845), (15, 1361476), (20, 1021107), (30, 680738), (60, 340369)]