19080560

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{12553}}^1$

素因数の和:12585

約数の個数: 40

約数和(自身を含む): 46700880

約数和(自身を除く): 27620320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 12553, 25106, 50212, 62765, 100424, 125530, 200848, 238507, 251060, 477014, 502120, 954028, 1004240, 1192535, 1908056, 2385070, 3816112, 4770140, 9540280, 19080560]

約数ペア:

[(1, 19080560), (2, 9540280), (4, 4770140), (5, 3816112), (8, 2385070), (10, 1908056), (16, 1192535), (19, 1004240), (20, 954028), (38, 502120), (40, 477014), (76, 251060), (80, 238507), (95, 200848), (152, 125530), (190, 100424), (304, 62765), (380, 50212), (760, 25106), (1520, 12553)]