19323040

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{10979}}^1$

素因数の和:11005

約数の個数: 48

約数和(自身を含む): 49805280

約数和(自身を除く): 30482240

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 10979, 21958, 43916, 54895, 87832, 109790, 120769, 175664, 219580, 241538, 351328, 439160, 483076, 603845, 878320, 966152, 1207690, 1756640, 1932304, 2415380, 3864608, 4830760, 9661520, 19323040]

約数ペア:

[(1, 19323040), (2, 9661520), (4, 4830760), (5, 3864608), (8, 2415380), (10, 1932304), (11, 1756640), (16, 1207690), (20, 966152), (22, 878320), (32, 603845), (40, 483076), (44, 439160), (55, 351328), (80, 241538), (88, 219580), (110, 175664), (160, 120769), (176, 109790), (220, 87832), (352, 54895), (440, 43916), (880, 21958), (1760, 10979)]