2905888960

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{698531}}^1$

素因数の和:698561

約数の個数: 56

約数和(自身を含む): 7451939376

約数和(自身を除く): 4546050416

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 130, 160, 208, 260, 320, 416, 520, 832, 1040, 2080, 4160, 698531, 1397062, 2794124, 3492655, 5588248, 6985310, 9080903, 11176496, 13970620, 18161806, 22352992, 27941240, 36323612, 44705984, 45404515, 55882480, 72647224, 90809030, 111764960, 145294448, 181618060, 223529920, 290588896, 363236120, 581177792, 726472240, 1452944480, 2905888960]

約数ペア:

[(1, 2905888960), (2, 1452944480), (4, 726472240), (5, 581177792), (8, 363236120), (10, 290588896), (13, 223529920), (16, 181618060), (20, 145294448), (26, 111764960), (32, 90809030), (40, 72647224), (52, 55882480), (64, 45404515), (65, 44705984), (80, 36323612), (104, 27941240), (130, 22352992), (160, 18161806), (208, 13970620), (260, 11176496), (320, 9080903), (416, 6985310), (520, 5588248), (832, 3492655), (1040, 2794124), (2080, 1397062), (4160, 698531)]