7922960

素因数分解:

$2^4\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1131

約数の個数: 40

約数和(自身を含む): 18629016

約数和(自身を除く): 10706056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 97, 194, 388, 485, 776, 970, 1021, 1552, 1940, 2042, 3880, 4084, 5105, 7760, 8168, 10210, 16336, 20420, 40840, 81680, 99037, 198074, 396148, 495185, 792296, 990370, 1584592, 1980740, 3961480, 7922960]

約数ペア:

[(1, 7922960), (2, 3961480), (4, 1980740), (5, 1584592), (8, 990370), (10, 792296), (16, 495185), (20, 396148), (40, 198074), (80, 99037), (97, 81680), (194, 40840), (388, 20420), (485, 16336), (776, 10210), (970, 8168), (1021, 7760), (1552, 5105), (1940, 4084), (2042, 3880)]