40804180

素因数分解:

$2^2\times 5^1\times {\mathrm{827}}^1\times {\mathrm{2467}}^1$

素因数の和:3303

約数の個数: 24

約数和(自身を含む): 85827168

約数和(自身を除く): 45022988

約数列:

[1, 2, 4, 5, 10, 20, 827, 1654, 2467, 3308, 4135, 4934, 8270, 9868, 12335, 16540, 24670, 49340, 2040209, 4080418, 8160836, 10201045, 20402090, 40804180]

約数ペア:

[(1, 40804180), (2, 20402090), (4, 10201045), (5, 8160836), (10, 4080418), (20, 2040209), (827, 49340), (1654, 24670), (2467, 16540), (3308, 12335), (4135, 9868), (4934, 8270)]