39704560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{70901}}^1$

素因数の和:70921

約数の個数: 40

約数和(自身を含む): 105502176

約数和(自身を除く): 65797616

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 70901, 141802, 283604, 354505, 496307, 567208, 709010, 992614, 1134416, 1418020, 1985228, 2481535, 2836040, 3970456, 4963070, 5672080, 7940912, 9926140, 19852280, 39704560]

約数ペア:

[(1, 39704560), (2, 19852280), (4, 9926140), (5, 7940912), (7, 5672080), (8, 4963070), (10, 3970456), (14, 2836040), (16, 2481535), (20, 1985228), (28, 1418020), (35, 1134416), (40, 992614), (56, 709010), (70, 567208), (80, 496307), (112, 354505), (140, 283604), (280, 141802), (560, 70901)]