51160240

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{5867}}^1$

素因数の和:5989

約数の個数: 40

約数和(自身を含む): 120059280

約数和(自身を除く): 68899040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 5867, 8720, 11734, 23468, 29335, 46936, 58670, 93872, 117340, 234680, 469360, 639503, 1279006, 2558012, 3197515, 5116024, 6395030, 10232048, 12790060, 25580120, 51160240]

約数ペア:

[(1, 51160240), (2, 25580120), (4, 12790060), (5, 10232048), (8, 6395030), (10, 5116024), (16, 3197515), (20, 2558012), (40, 1279006), (80, 639503), (109, 469360), (218, 234680), (436, 117340), (545, 93872), (872, 58670), (1090, 46936), (1744, 29335), (2180, 23468), (4360, 11734), (5867, 8720)]