495042.00000000

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{11867}}^1$

素因数の和:11939

約数の個数: 32

約数和(自身を含む): 66223440

約数和(自身を除く): 37267960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 11867, 23734, 47468, 59335, 94936, 118670, 237340, 474680, 723887, 1447774, 2895548, 3619435, 5791096, 7238870, 14477740, 28955480]

約数ペア:

[(1, 28955480), (2, 14477740), (4, 7238870), (5, 5791096), (8, 3619435), (10, 2895548), (20, 1447774), (40, 723887), (61, 474680), (122, 237340), (244, 118670), (305, 94936), (488, 59335), (610, 47468), (1220, 23734), (2440, 11867)]