1880521540

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{969341}}^1$

素因数の和:969447

約数の個数: 24

約数和(自身を含む): 3989811672

約数和(自身を除く): 2109290132

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1940, 969341, 1938682, 3877364, 4846705, 9693410, 19386820, 94026077, 188052154, 376104308, 470130385, 940260770, 1880521540]

約数ペア:

[(1, 1880521540), (2, 940260770), (4, 470130385), (5, 376104308), (10, 188052154), (20, 94026077), (97, 19386820), (194, 9693410), (388, 4846705), (485, 3877364), (970, 1938682), (1940, 969341)]