7215691180

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{419}}^1\times {\mathrm{45319}}^1$

素因数の和:45766

約数の個数: 48

約数和(自身を含む): 15988896000

約数和(自身を除く): 8773204820

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 419, 838, 1676, 2095, 4190, 7961, 8380, 15922, 31844, 39805, 45319, 79610, 90638, 159220, 181276, 226595, 453190, 861061, 906380, 1722122, 3444244, 4305305, 8610610, 17221220, 18988661, 37977322, 75954644, 94943305, 189886610, 360784559, 379773220, 721569118, 1443138236, 1803922795, 3607845590, 7215691180]

約数ペア:

[(1, 7215691180), (2, 3607845590), (4, 1803922795), (5, 1443138236), (10, 721569118), (19, 379773220), (20, 360784559), (38, 189886610), (76, 94943305), (95, 75954644), (190, 37977322), (380, 18988661), (419, 17221220), (838, 8610610), (1676, 4305305), (2095, 3444244), (4190, 1722122), (7961, 906380), (8380, 861061), (15922, 453190), (31844, 226595), (39805, 181276), (45319, 159220), (79610, 90638)]