1719340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{12281}}^1$

素因数の和:12297

約数の個数: 24

約数和(自身を含む): 4126752

約数和(自身を除く): 2407412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 12281, 24562, 49124, 61405, 85967, 122810, 171934, 245620, 343868, 429835, 859670, 1719340]

約数ペア:

[(1, 1719340), (2, 859670), (4, 429835), (5, 343868), (7, 245620), (10, 171934), (14, 122810), (20, 85967), (28, 61405), (35, 49124), (70, 24562), (140, 12281)]