39796880

素因数分解:

$2^4\times 5^1\times {\mathrm{497461}}^1$

素因数の和:497474

約数の個数: 20

約数和(自身を含む): 92527932

約数和(自身を除く): 52731052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 497461, 994922, 1989844, 2487305, 3979688, 4974610, 7959376, 9949220, 19898440, 39796880]

約数ペア:

[(1, 39796880), (2, 19898440), (4, 9949220), (5, 7959376), (8, 4974610), (10, 3979688), (16, 2487305), (20, 1989844), (40, 994922), (80, 497461)]