78893240

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{18433}}^1$

素因数の和:18551

約数の個数: 32

約数和(自身を含む): 179178480

約数和(自身を除く): 100285240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 18433, 36866, 73732, 92165, 147464, 184330, 368660, 737320, 1972331, 3944662, 7889324, 9861655, 15778648, 19723310, 39446620, 78893240]

約数ペア:

[(1, 78893240), (2, 39446620), (4, 19723310), (5, 15778648), (8, 9861655), (10, 7889324), (20, 3944662), (40, 1972331), (107, 737320), (214, 368660), (428, 184330), (535, 147464), (856, 92165), (1070, 73732), (2140, 36866), (4280, 18433)]