17791340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{127081}}^1$

素因数の和:127097

約数の個数: 24

約数和(自身を含む): 42699552

約数和(自身を除く): 24908212

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 127081, 254162, 508324, 635405, 889567, 1270810, 1779134, 2541620, 3558268, 4447835, 8895670, 17791340]

約数ペア:

[(1, 17791340), (2, 8895670), (4, 4447835), (5, 3558268), (7, 2541620), (10, 1779134), (14, 1270810), (20, 889567), (28, 635405), (35, 508324), (70, 254162), (140, 127081)]