40305148

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{109}}^1\times {\mathrm{547}}^1$

素因数の和:686

約数の個数: 36

約数和(自身を含む): 77218680

約数和(自身を除く): 36913532

約数列:

[1, 2, 4, 13, 26, 52, 109, 169, 218, 338, 436, 547, 676, 1094, 1417, 2188, 2834, 5668, 7111, 14222, 18421, 28444, 36842, 59623, 73684, 92443, 119246, 184886, 238492, 369772, 775099, 1550198, 3100396, 10076287, 20152574, 40305148]

約数ペア:

[(1, 40305148), (2, 20152574), (4, 10076287), (13, 3100396), (26, 1550198), (52, 775099), (109, 369772), (169, 238492), (218, 184886), (338, 119246), (436, 92443), (547, 73684), (676, 59623), (1094, 36842), (1417, 28444), (2188, 18421), (2834, 14222), (5668, 7111)]