11178380

素因数分解:

$2^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{4021}}^1$

素因数の和:4169

約数の個数: 24

約数和(自身を含む): 23649360

約数和(自身を除く): 12470980

約数列:

[1, 2, 4, 5, 10, 20, 139, 278, 556, 695, 1390, 2780, 4021, 8042, 16084, 20105, 40210, 80420, 558919, 1117838, 2235676, 2794595, 5589190, 11178380]

約数ペア:

[(1, 11178380), (2, 5589190), (4, 2794595), (5, 2235676), (10, 1117838), (20, 558919), (139, 80420), (278, 40210), (556, 20105), (695, 16084), (1390, 8042), (2780, 4021)]