20121940075

素因数分解:

$5^2\times {\mathrm{137}}^1\times {\mathrm{571}}^1\times {\mathrm{10289}}^1$

素因数の和:11007

約数の個数: 24

約数和(自身を含む): 25179794640

約数和(自身を除く): 5057854565

約数列:

[1, 5, 25, 137, 571, 685, 2855, 3425, 10289, 14275, 51445, 78227, 257225, 391135, 1409593, 1955675, 5875019, 7047965, 29375095, 35239825, 146875475, 804877603, 4024388015, 20121940075]

約数ペア:

[(1, 20121940075), (5, 4024388015), (25, 804877603), (137, 146875475), (571, 35239825), (685, 29375095), (2855, 7047965), (3425, 5875019), (10289, 1955675), (14275, 1409593), (51445, 391135), (78227, 257225)]