40649362

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{353}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 68035968

約数和(自身を除く): 27386606

約数列:

[1, 2, 13, 26, 43, 86, 103, 206, 353, 559, 706, 1118, 1339, 2678, 4429, 4589, 8858, 9178, 15179, 30358, 36359, 57577, 72718, 115154, 197327, 394654, 472667, 945334, 1563437, 3126874, 20324681, 40649362]

約数ペア:

[(1, 40649362), (2, 20324681), (13, 3126874), (26, 1563437), (43, 945334), (86, 472667), (103, 394654), (206, 197327), (353, 115154), (559, 72718), (706, 57577), (1118, 36359), (1339, 30358), (2678, 15179), (4429, 9178), (4589, 8858)]