78138460

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{229819}}^1$

素因数の和:229845

約数の個数: 24

約数和(自身を含む): 173743920

約数和(自身を除く): 95605460

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 229819, 459638, 919276, 1149095, 2298190, 3906923, 4596380, 7813846, 15627692, 19534615, 39069230, 78138460]

約数ペア:

[(1, 78138460), (2, 39069230), (4, 19534615), (5, 15627692), (10, 7813846), (17, 4596380), (20, 3906923), (34, 2298190), (68, 1149095), (85, 919276), (170, 459638), (340, 229819)]