4405540

素因数分解:

$2^2\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1217}}^1$

素因数の和:1407

約数の個数: 24

約数和(自身を含む): 9310392

約数和(自身を除く): 4904852

約数列:

[1, 2, 4, 5, 10, 20, 181, 362, 724, 905, 1217, 1810, 2434, 3620, 4868, 6085, 12170, 24340, 220277, 440554, 881108, 1101385, 2202770, 4405540]

約数ペア:

[(1, 4405540), (2, 2202770), (4, 1101385), (5, 881108), (10, 440554), (20, 220277), (181, 24340), (362, 12170), (724, 6085), (905, 4868), (1217, 3620), (1810, 2434)]