19040

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1$

素因数の和:39

約数の個数: 48

約数和(自身を含む): 54432

約数和(自身を除く): 35392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1120, 1190, 1360, 1904, 2380, 2720, 3808, 4760, 9520, 19040]

約数ペア:

[(1, 19040), (2, 9520), (4, 4760), (5, 3808), (7, 2720), (8, 2380), (10, 1904), (14, 1360), (16, 1190), (17, 1120), (20, 952), (28, 680), (32, 595), (34, 560), (35, 544), (40, 476), (56, 340), (68, 280), (70, 272), (80, 238), (85, 224), (112, 170), (119, 160), (136, 140)]