521103860

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{193}}^1\times {\mathrm{1063}}^1$

素因数の和:1392

約数の個数: 48

約数和(自身を含む): 1109692416

約数和(自身を除く): 588588556

約数列:

[1, 2, 4, 5, 10, 20, 127, 193, 254, 386, 508, 635, 772, 965, 1063, 1270, 1930, 2126, 2540, 3860, 4252, 5315, 10630, 21260, 24511, 49022, 98044, 122555, 135001, 205159, 245110, 270002, 410318, 490220, 540004, 675005, 820636, 1025795, 1350010, 2051590, 2700020, 4103180, 26055193, 52110386, 104220772, 130275965, 260551930, 521103860]

約数ペア:

[(1, 521103860), (2, 260551930), (4, 130275965), (5, 104220772), (10, 52110386), (20, 26055193), (127, 4103180), (193, 2700020), (254, 2051590), (386, 1350010), (508, 1025795), (635, 820636), (772, 675005), (965, 540004), (1063, 490220), (1270, 410318), (1930, 270002), (2126, 245110), (2540, 205159), (3860, 135001), (4252, 122555), (5315, 98044), (10630, 49022), (21260, 24511)]