20354580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{113081}}^1$

素因数の和:113096

約数の個数: 36

約数和(自身を含む): 61742772

約数和(自身を除く): 41388192

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 113081, 226162, 339243, 452324, 565405, 678486, 1017729, 1130810, 1356972, 1696215, 2035458, 2261620, 3392430, 4070916, 5088645, 6784860, 10177290, 20354580]

約数ペア:

[(1, 20354580), (2, 10177290), (3, 6784860), (4, 5088645), (5, 4070916), (6, 3392430), (9, 2261620), (10, 2035458), (12, 1696215), (15, 1356972), (18, 1130810), (20, 1017729), (30, 678486), (36, 565405), (45, 452324), (60, 339243), (90, 226162), (180, 113081)]