338978840

素因数分解:

$2^3\times 5^1\times {\mathrm{353}}^1\times {\mathrm{24007}}^1$

素因数の和:24371

約数の個数: 32

約数和(自身を含む): 764894880

約数和(自身を除く): 425916040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 353, 706, 1412, 1765, 2824, 3530, 7060, 14120, 24007, 48014, 96028, 120035, 192056, 240070, 480140, 960280, 8474471, 16948942, 33897884, 42372355, 67795768, 84744710, 169489420, 338978840]

約数ペア:

[(1, 338978840), (2, 169489420), (4, 84744710), (5, 67795768), (8, 42372355), (10, 33897884), (20, 16948942), (40, 8474471), (353, 960280), (706, 480140), (1412, 240070), (1765, 192056), (2824, 120035), (3530, 96028), (7060, 48014), (14120, 24007)]