3961480

素因数分解:

$2^3\times 5^1\times {\mathrm{97}}^1\times {\mathrm{1021}}^1$

素因数の和:1129

約数の個数: 32

約数和(自身を含む): 9014040

約数和(自身を除く): 5052560

約数列:

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

約数ペア:

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