1219877080

素因数分解:

$2^3\times 5^1\times {\mathrm{30496927}}^1$

素因数の和:30496938

約数の個数: 16

約数和(自身を含む): 2744723520

約数和(自身を除く): 1524846440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 30496927, 60993854, 121987708, 152484635, 243975416, 304969270, 609938540, 1219877080]

約数ペア:

[(1, 1219877080), (2, 609938540), (4, 304969270), (5, 243975416), (8, 152484635), (10, 121987708), (20, 60993854), (40, 30496927)]