19192240

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1889}}^1$

素因数の和:2029

約数の個数: 40

約数和(自身を含む): 44997120

約数和(自身を除く): 25804880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 1889, 2032, 2540, 3778, 5080, 7556, 9445, 10160, 15112, 18890, 30224, 37780, 75560, 151120, 239903, 479806, 959612, 1199515, 1919224, 2399030, 3838448, 4798060, 9596120, 19192240]

約数ペア:

[(1, 19192240), (2, 9596120), (4, 4798060), (5, 3838448), (8, 2399030), (10, 1919224), (16, 1199515), (20, 959612), (40, 479806), (80, 239903), (127, 151120), (254, 75560), (508, 37780), (635, 30224), (1016, 18890), (1270, 15112), (1889, 10160), (2032, 9445), (2540, 7556), (3778, 5080)]