7864760

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{2027}}^1$

素因数の和:2135

約数の個数: 32

約数和(自身を含む): 17886960

約数和(自身を除く): 10022200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 97, 194, 388, 485, 776, 970, 1940, 2027, 3880, 4054, 8108, 10135, 16216, 20270, 40540, 81080, 196619, 393238, 786476, 983095, 1572952, 1966190, 3932380, 7864760]

約数ペア:

[(1, 7864760), (2, 3932380), (4, 1966190), (5, 1572952), (8, 983095), (10, 786476), (20, 393238), (40, 196619), (97, 81080), (194, 40540), (388, 20270), (485, 16216), (776, 10135), (970, 8108), (1940, 4054), (2027, 3880)]