40720834

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{941}}^1$

素因数の和:1242

約数の個数: 32

約数和(自身を含む): 76505472

約数和(自身を除く): 35784638

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 281, 562, 941, 1882, 1967, 3091, 3934, 6182, 6587, 10351, 13174, 20702, 21637, 43274, 72457, 144914, 264421, 528842, 1850947, 2908631, 3701894, 5817262, 20360417, 40720834]

約数ペア:

[(1, 40720834), (2, 20360417), (7, 5817262), (11, 3701894), (14, 2908631), (22, 1850947), (77, 528842), (154, 264421), (281, 144914), (562, 72457), (941, 43274), (1882, 21637), (1967, 20702), (3091, 13174), (3934, 10351), (6182, 6587)]