27738380

素因数分解:

$2^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{3391}}^1$

素因数の和:3809

約数の個数: 24

約数和(自身を含む): 58410240

約数和(自身を除く): 30671860

約数列:

[1, 2, 4, 5, 10, 20, 409, 818, 1636, 2045, 3391, 4090, 6782, 8180, 13564, 16955, 33910, 67820, 1386919, 2773838, 5547676, 6934595, 13869190, 27738380]

約数ペア:

[(1, 27738380), (2, 13869190), (4, 6934595), (5, 5547676), (10, 2773838), (20, 1386919), (409, 67820), (818, 33910), (1636, 16955), (2045, 13564), (3391, 8180), (4090, 6782)]