69325480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{247591}}^1$

素因数の和:247609

約数の個数: 32

約数和(自身を含む): 178266240

約数和(自身を除く): 108940760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 247591, 495182, 990364, 1237955, 1733137, 1980728, 2475910, 3466274, 4951820, 6932548, 8665685, 9903640, 13865096, 17331370, 34662740, 69325480]

約数ペア:

[(1, 69325480), (2, 34662740), (4, 17331370), (5, 13865096), (7, 9903640), (8, 8665685), (10, 6932548), (14, 4951820), (20, 3466274), (28, 2475910), (35, 1980728), (40, 1733137), (56, 1237955), (70, 990364), (140, 495182), (280, 247591)]