138796520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{182627}}^1$

素因数の和:182657

約数の個数: 32

約数和(自身を含む): 328730400

約数和(自身を除く): 189933880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 182627, 365254, 730508, 913135, 1461016, 1826270, 3469913, 3652540, 6939826, 7305080, 13879652, 17349565, 27759304, 34699130, 69398260, 138796520]

約数ペア:

[(1, 138796520), (2, 69398260), (4, 34699130), (5, 27759304), (8, 17349565), (10, 13879652), (19, 7305080), (20, 6939826), (38, 3652540), (40, 3469913), (76, 1826270), (95, 1461016), (152, 913135), (190, 730508), (380, 365254), (760, 182627)]