20060420

素因数分解:

$2^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{5197}}^1$

素因数の和:5399

約数の個数: 24

約数和(自身を含む): 42353304

約数和(自身を除く): 22292884

約数列:

[1, 2, 4, 5, 10, 20, 193, 386, 772, 965, 1930, 3860, 5197, 10394, 20788, 25985, 51970, 103940, 1003021, 2006042, 4012084, 5015105, 10030210, 20060420]

約数ペア:

[(1, 20060420), (2, 10030210), (4, 5015105), (5, 4012084), (10, 2006042), (20, 1003021), (193, 103940), (386, 51970), (772, 25985), (965, 20788), (1930, 10394), (3860, 5197)]