497637260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{659}}^1\times {\mathrm{2221}}^1$

素因数の和:2906

約数の個数: 48

約数和(自身を含む): 1108689120

約数和(自身を除く): 611051860

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 659, 1318, 2221, 2636, 3295, 4442, 6590, 8884, 11105, 11203, 13180, 22210, 22406, 37757, 44420, 44812, 56015, 75514, 112030, 151028, 188785, 224060, 377570, 755140, 1463639, 2927278, 5854556, 7318195, 14636390, 24881863, 29272780, 49763726, 99527452, 124409315, 248818630, 497637260]

約数ペア:

[(1, 497637260), (2, 248818630), (4, 124409315), (5, 99527452), (10, 49763726), (17, 29272780), (20, 24881863), (34, 14636390), (68, 7318195), (85, 5854556), (170, 2927278), (340, 1463639), (659, 755140), (1318, 377570), (2221, 224060), (2636, 188785), (3295, 151028), (4442, 112030), (6590, 75514), (8884, 56015), (11105, 44812), (11203, 44420), (13180, 37757), (22210, 22406)]