1377884080

素因数分解:

$2^4\times 5^1\times {\mathrm{17223551}}^1$

素因数の和:17223564

約数の個数: 20

約数和(自身を含む): 3203580672

約数和(自身を除く): 1825696592

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 17223551, 34447102, 68894204, 86117755, 137788408, 172235510, 275576816, 344471020, 688942040, 1377884080]

約数ペア:

[(1, 1377884080), (2, 688942040), (4, 344471020), (5, 275576816), (8, 172235510), (10, 137788408), (16, 86117755), (20, 68894204), (40, 34447102), (80, 17223551)]