54286540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{35251}}^1$

素因数の和:35278

約数の個数: 48

約数和(自身を含む): 142136064

約数和(自身を除く): 87849524

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 35251, 70502, 141004, 176255, 246757, 352510, 387761, 493514, 705020, 775522, 987028, 1233785, 1551044, 1938805, 2467570, 2714327, 3877610, 4935140, 5428654, 7755220, 10857308, 13571635, 27143270, 54286540]

約数ペア:

[(1, 54286540), (2, 27143270), (4, 13571635), (5, 10857308), (7, 7755220), (10, 5428654), (11, 4935140), (14, 3877610), (20, 2714327), (22, 2467570), (28, 1938805), (35, 1551044), (44, 1233785), (55, 987028), (70, 775522), (77, 705020), (110, 493514), (140, 387761), (154, 352510), (220, 246757), (308, 176255), (385, 141004), (770, 70502), (1540, 35251)]