4077880

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1051}}^1$

素因数の和:1159

約数の個数: 32

約数和(自身を含む): 9278640

約数和(自身を除く): 5200760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1051, 1940, 2102, 3880, 4204, 5255, 8408, 10510, 21020, 42040, 101947, 203894, 407788, 509735, 815576, 1019470, 2038940, 4077880]

約数ペア:

[(1, 4077880), (2, 2038940), (4, 1019470), (5, 815576), (8, 509735), (10, 407788), (20, 203894), (40, 101947), (97, 42040), (194, 21020), (388, 10510), (485, 8408), (776, 5255), (970, 4204), (1051, 3880), (1940, 2102)]