12748920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{811}}^1$

素因数の和:956

約数の個数: 64

約数和(自身を含む): 38586240

約数和(自身を除く): 25837320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 131, 262, 393, 524, 655, 786, 811, 1048, 1310, 1572, 1622, 1965, 2433, 2620, 3144, 3244, 3930, 4055, 4866, 5240, 6488, 7860, 8110, 9732, 12165, 15720, 16220, 19464, 24330, 32440, 48660, 97320, 106241, 212482, 318723, 424964, 531205, 637446, 849928, 1062410, 1274892, 1593615, 2124820, 2549784, 3187230, 4249640, 6374460, 12748920]

約数ペア:

[(1, 12748920), (2, 6374460), (3, 4249640), (4, 3187230), (5, 2549784), (6, 2124820), (8, 1593615), (10, 1274892), (12, 1062410), (15, 849928), (20, 637446), (24, 531205), (30, 424964), (40, 318723), (60, 212482), (120, 106241), (131, 97320), (262, 48660), (393, 32440), (524, 24330), (655, 19464), (786, 16220), (811, 15720), (1048, 12165), (1310, 9732), (1572, 8110), (1622, 7860), (1965, 6488), (2433, 5240), (2620, 4866), (3144, 4055), (3244, 3930)]