85989740

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252911}}^1$

素因数の和:252937

約数の個数: 24

約数和(自身を含む): 191201472

約数和(自身を除く): 105211732

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 252911, 505822, 1011644, 1264555, 2529110, 4299487, 5058220, 8598974, 17197948, 21497435, 42994870, 85989740]

約数ペア:

[(1, 85989740), (2, 42994870), (4, 21497435), (5, 17197948), (10, 8598974), (17, 5058220), (20, 4299487), (34, 2529110), (68, 1264555), (85, 1011644), (170, 505822), (340, 252911)]