2038940

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1051}}^1$

素因数の和:1157

約数の個数: 24

約数和(自身を含む): 4330032

約数和(自身を除く): 2291092

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 388, 485, 970, 1051, 1940, 2102, 4204, 5255, 10510, 21020, 101947, 203894, 407788, 509735, 1019470, 2038940]

約数ペア:

[(1, 2038940), (2, 1019470), (4, 509735), (5, 407788), (10, 203894), (20, 101947), (97, 21020), (194, 10510), (388, 5255), (485, 4204), (970, 2102), (1051, 1940)]