19213040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3119}}^1$

素因数の和:3150

約数の個数: 80

約数和(自身を含む): 55710720

約数和(自身を除く): 36497680

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 140, 154, 176, 220, 280, 308, 385, 440, 560, 616, 770, 880, 1232, 1540, 3080, 3119, 6160, 6238, 12476, 15595, 21833, 24952, 31190, 34309, 43666, 49904, 62380, 68618, 87332, 109165, 124760, 137236, 171545, 174664, 218330, 240163, 249520, 274472, 343090, 349328, 436660, 480326, 548944, 686180, 873320, 960652, 1200815, 1372360, 1746640, 1921304, 2401630, 2744720, 3842608, 4803260, 9606520, 19213040]

約数ペア:

[(1, 19213040), (2, 9606520), (4, 4803260), (5, 3842608), (7, 2744720), (8, 2401630), (10, 1921304), (11, 1746640), (14, 1372360), (16, 1200815), (20, 960652), (22, 873320), (28, 686180), (35, 548944), (40, 480326), (44, 436660), (55, 349328), (56, 343090), (70, 274472), (77, 249520), (80, 240163), (88, 218330), (110, 174664), (112, 171545), (140, 137236), (154, 124760), (176, 109165), (220, 87332), (280, 68618), (308, 62380), (385, 49904), (440, 43666), (560, 34309), (616, 31190), (770, 24952), (880, 21833), (1232, 15595), (1540, 12476), (3080, 6238), (3119, 6160)]