274561520

素因数分解:

$2^4\times 5^1\times {\mathrm{3432019}}^1$

素因数の和:3432032

約数の個数: 20

約数和(自身を含む): 638355720

約数和(自身を除く): 363794200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3432019, 6864038, 13728076, 17160095, 27456152, 34320190, 54912304, 68640380, 137280760, 274561520]

約数ペア:

[(1, 274561520), (2, 137280760), (4, 68640380), (5, 54912304), (8, 34320190), (10, 27456152), (16, 17160095), (20, 13728076), (40, 6864038), (80, 3432019)]