42841160

素因数分解:

$2^3\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{1049}}^1$

素因数の和:2081

約数の個数: 32

約数和(自身を含む): 96579000

約数和(自身を除く): 53737840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1021, 1049, 2042, 2098, 4084, 4196, 5105, 5245, 8168, 8392, 10210, 10490, 20420, 20980, 40840, 41960, 1071029, 2142058, 4284116, 5355145, 8568232, 10710290, 21420580, 42841160]

約数ペア:

[(1, 42841160), (2, 21420580), (4, 10710290), (5, 8568232), (8, 5355145), (10, 4284116), (20, 2142058), (40, 1071029), (1021, 41960), (1049, 40840), (2042, 20980), (2098, 20420), (4084, 10490), (4196, 10210), (5105, 8392), (5245, 8168)]