1021860

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{811}}^1$

素因数の和:833

約数の個数: 72

約数和(自身を含む): 3546816

約数和(自身を除く): 2524956

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 811, 1260, 1622, 2433, 3244, 4055, 4866, 5677, 7299, 8110, 9732, 11354, 12165, 14598, 16220, 17031, 22708, 24330, 28385, 29196, 34062, 36495, 48660, 51093, 56770, 68124, 72990, 85155, 102186, 113540, 145980, 170310, 204372, 255465, 340620, 510930, 1021860]

約数ペア:

[(1, 1021860), (2, 510930), (3, 340620), (4, 255465), (5, 204372), (6, 170310), (7, 145980), (9, 113540), (10, 102186), (12, 85155), (14, 72990), (15, 68124), (18, 56770), (20, 51093), (21, 48660), (28, 36495), (30, 34062), (35, 29196), (36, 28385), (42, 24330), (45, 22708), (60, 17031), (63, 16220), (70, 14598), (84, 12165), (90, 11354), (105, 9732), (126, 8110), (140, 7299), (180, 5677), (210, 4866), (252, 4055), (315, 3244), (420, 2433), (630, 1622), (811, 1260)]