56783080

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{4091}}^1$

素因数の和:4449

約数の個数: 32

約数和(自身を含む): 128161440

約数和(自身を除く): 71378360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 4091, 6940, 8182, 13880, 16364, 20455, 32728, 40910, 81820, 163640, 1419577, 2839154, 5678308, 7097885, 11356616, 14195770, 28391540, 56783080]

約数ペア:

[(1, 56783080), (2, 28391540), (4, 14195770), (5, 11356616), (8, 7097885), (10, 5678308), (20, 2839154), (40, 1419577), (347, 163640), (694, 81820), (1388, 40910), (1735, 32728), (2776, 20455), (3470, 16364), (4091, 13880), (6940, 8182)]