2008208180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{9128219}}^1$

素因数の和:9128239

約数の個数: 24

約数和(自身を含む): 4600622880

約数和(自身を除く): 2592414700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 9128219, 18256438, 36512876, 45641095, 91282190, 100410409, 182564380, 200820818, 401641636, 502052045, 1004104090, 2008208180]

約数ペア:

[(1, 2008208180), (2, 1004104090), (4, 502052045), (5, 401641636), (10, 200820818), (11, 182564380), (20, 100410409), (22, 91282190), (44, 45641095), (55, 36512876), (110, 18256438), (220, 9128219)]