17280880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11369}}^1$

素因数の和:11401

約数の個数: 40

約数和(自身を含む): 42296400

約数和(自身を除く): 25015520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 11369, 22738, 45476, 56845, 90952, 113690, 181904, 216011, 227380, 432022, 454760, 864044, 909520, 1080055, 1728088, 2160110, 3456176, 4320220, 8640440, 17280880]

約数ペア:

[(1, 17280880), (2, 8640440), (4, 4320220), (5, 3456176), (8, 2160110), (10, 1728088), (16, 1080055), (19, 909520), (20, 864044), (38, 454760), (40, 432022), (76, 227380), (80, 216011), (95, 181904), (152, 113690), (190, 90952), (304, 56845), (380, 45476), (760, 22738), (1520, 11369)]