27774220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{33871}}^1$

素因数の和:33921

約数の個数: 24

約数和(自身を含む): 59750208

約数和(自身を除く): 31975988

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 33871, 67742, 135484, 169355, 338710, 677420, 1388711, 2777422, 5554844, 6943555, 13887110, 27774220]

約数ペア:

[(1, 27774220), (2, 13887110), (4, 6943555), (5, 5554844), (10, 2777422), (20, 1388711), (41, 677420), (82, 338710), (164, 169355), (205, 135484), (410, 67742), (820, 33871)]