40672918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2003}}^1$

素因数の和:2100

約数の個数: 32

約数和(自身を含む): 72721152

約数和(自身を除く): 32048234

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1562, 1846, 2003, 4006, 10153, 20306, 22033, 26039, 44066, 52078, 142213, 284426, 286429, 572858, 1564343, 1848769, 3128686, 3697538, 20336459, 40672918]

約数ペア:

[(1, 40672918), (2, 20336459), (11, 3697538), (13, 3128686), (22, 1848769), (26, 1564343), (71, 572858), (142, 286429), (143, 284426), (286, 142213), (781, 52078), (923, 44066), (1562, 26039), (1846, 22033), (2003, 20306), (4006, 10153)]