78723760

素因数分解:

$2^4\times 5^1\times {\mathrm{984047}}^1$

素因数の和:984060

約数の個数: 20

約数和(自身を含む): 183032928

約数和(自身を除く): 104309168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 984047, 1968094, 3936188, 4920235, 7872376, 9840470, 15744752, 19680940, 39361880, 78723760]

約数ペア:

[(1, 78723760), (2, 39361880), (4, 19680940), (5, 15744752), (8, 9840470), (10, 7872376), (16, 4920235), (20, 3936188), (40, 1968094), (80, 984047)]