89729740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{263911}}^1$

素因数の和:263937

約数の個数: 24

約数和(自身を含む): 199517472

約数和(自身を除く): 109787732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 263911, 527822, 1055644, 1319555, 2639110, 4486487, 5278220, 8972974, 17945948, 22432435, 44864870, 89729740]

約数ペア:

[(1, 89729740), (2, 44864870), (4, 22432435), (5, 17945948), (10, 8972974), (17, 5278220), (20, 4486487), (34, 2639110), (68, 1319555), (85, 1055644), (170, 527822), (340, 263911)]