19839260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{141709}}^1$

素因数の和:141725

約数の個数: 24

約数和(自身を含む): 47614560

約数和(自身を除く): 27775300

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 141709, 283418, 566836, 708545, 991963, 1417090, 1983926, 2834180, 3967852, 4959815, 9919630, 19839260]

約数ペア:

[(1, 19839260), (2, 9919630), (4, 4959815), (5, 3967852), (7, 2834180), (10, 1983926), (14, 1417090), (20, 991963), (28, 708545), (35, 566836), (70, 283418), (140, 141709)]