4278220

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{12583}}^1$

素因数の和:12609

約数の個数: 24

約数和(自身を含む): 9513504

約数和(自身を除く): 5235284

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 12583, 25166, 50332, 62915, 125830, 213911, 251660, 427822, 855644, 1069555, 2139110, 4278220]

約数ペア:

[(1, 4278220), (2, 2139110), (4, 1069555), (5, 855644), (10, 427822), (17, 251660), (20, 213911), (34, 125830), (68, 62915), (85, 50332), (170, 25166), (340, 12583)]