289283560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{425417}}^1$

素因数の和:425445

約数の個数: 32

約数和(自身を含む): 689177160

約数和(自身を除く): 399893600

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 425417, 850834, 1701668, 2127085, 3403336, 4254170, 7232089, 8508340, 14464178, 17016680, 28928356, 36160445, 57856712, 72320890, 144641780, 289283560]

約数ペア:

[(1, 289283560), (2, 144641780), (4, 72320890), (5, 57856712), (8, 36160445), (10, 28928356), (17, 17016680), (20, 14464178), (34, 8508340), (40, 7232089), (68, 4254170), (85, 3403336), (136, 2127085), (170, 1701668), (340, 850834), (680, 425417)]