85843540

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{252481}}^1$

素因数の和:252507

約数の個数: 24

約数和(自身を含む): 190876392

約数和(自身を除く): 105032852

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 252481, 504962, 1009924, 1262405, 2524810, 4292177, 5049620, 8584354, 17168708, 21460885, 42921770, 85843540]

約数ペア:

[(1, 85843540), (2, 42921770), (4, 21460885), (5, 17168708), (10, 8584354), (17, 5049620), (20, 4292177), (34, 2524810), (68, 1262405), (85, 1009924), (170, 504962), (340, 252481)]