40469858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1993}}^1$

素因数の和:2090

約数の個数: 32

約数和(自身を含む): 72358272

約数和(自身を除く): 31888414

約数列:

[1, 2, 11, 13, 22, 26, 71, 142, 143, 286, 781, 923, 1562, 1846, 1993, 3986, 10153, 20306, 21923, 25909, 43846, 51818, 141503, 283006, 284999, 569998, 1556533, 1839539, 3113066, 3679078, 20234929, 40469858]

約数ペア:

[(1, 40469858), (2, 20234929), (11, 3679078), (13, 3113066), (22, 1839539), (26, 1556533), (71, 569998), (142, 284999), (143, 283006), (286, 141503), (781, 51818), (923, 43846), (1562, 25909), (1846, 21923), (1993, 20306), (3986, 10153)]