18610340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{433}}^1$

素因数の和:756

約数の個数: 48

約数和(自身を含む): 44913792

約数和(自身を除く): 26303452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 307, 433, 614, 866, 1228, 1535, 1732, 2149, 2165, 3031, 3070, 4298, 4330, 6062, 6140, 8596, 8660, 10745, 12124, 15155, 21490, 30310, 42980, 60620, 132931, 265862, 531724, 664655, 930517, 1329310, 1861034, 2658620, 3722068, 4652585, 9305170, 18610340]

約数ペア:

[(1, 18610340), (2, 9305170), (4, 4652585), (5, 3722068), (7, 2658620), (10, 1861034), (14, 1329310), (20, 930517), (28, 664655), (35, 531724), (70, 265862), (140, 132931), (307, 60620), (433, 42980), (614, 30310), (866, 21490), (1228, 15155), (1535, 12124), (1732, 10745), (2149, 8660), (2165, 8596), (3031, 6140), (3070, 6062), (4298, 4330)]