242480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{433}}^1$

素因数の和:453

約数の個数: 40

約数和(自身を含む): 645792

約数和(自身を除く): 403312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 433, 560, 866, 1732, 2165, 3031, 3464, 4330, 6062, 6928, 8660, 12124, 15155, 17320, 24248, 30310, 34640, 48496, 60620, 121240, 242480]

約数ペア:

[(1, 242480), (2, 121240), (4, 60620), (5, 48496), (7, 34640), (8, 30310), (10, 24248), (14, 17320), (16, 15155), (20, 12124), (28, 8660), (35, 6928), (40, 6062), (56, 4330), (70, 3464), (80, 3031), (112, 2165), (140, 1732), (280, 866), (433, 560)]