491232380

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{53279}}^1$

素因数の和:53749

約数の個数: 24

約数和(自身を含む): 1033845120

約数和(自身を除く): 542612740

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 4610, 9220, 53279, 106558, 213116, 266395, 532790, 1065580, 24561619, 49123238, 98246476, 122808095, 245616190, 491232380]

約数ペア:

[(1, 491232380), (2, 245616190), (4, 122808095), (5, 98246476), (10, 49123238), (20, 24561619), (461, 1065580), (922, 532790), (1844, 266395), (2305, 213116), (4610, 106558), (9220, 53279)]