165909220

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{34421}}^1$

素因数の和:34671

約数の個数: 24

約数和(自身を含む): 349865208

約数和(自身を除く): 183955988

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4820, 34421, 68842, 137684, 172105, 344210, 688420, 8295461, 16590922, 33181844, 41477305, 82954610, 165909220]

約数ペア:

[(1, 165909220), (2, 82954610), (4, 41477305), (5, 33181844), (10, 16590922), (20, 8295461), (241, 688420), (482, 344210), (964, 172105), (1205, 137684), (2410, 68842), (4820, 34421)]