28391810

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{433}}^1$

素因数の和:602

約数の個数: 32

約数和(自身を含む): 52496640

約数和(自身を除く): 24104830

約数列:

[1, 2, 5, 10, 79, 83, 158, 166, 395, 415, 433, 790, 830, 866, 2165, 4330, 6557, 13114, 32785, 34207, 35939, 65570, 68414, 71878, 171035, 179695, 342070, 359390, 2839181, 5678362, 14195905, 28391810]

約数ペア:

[(1, 28391810), (2, 14195905), (5, 5678362), (10, 2839181), (79, 359390), (83, 342070), (158, 179695), (166, 171035), (395, 71878), (415, 68414), (433, 65570), (790, 35939), (830, 34207), (866, 32785), (2165, 13114), (4330, 6557)]