2116738520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{313127}}^1$

素因数の和:313164

約数の個数: 48

約数和(自身を含む): 5157218160

約数和(自身を除く): 3040479640

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 169, 260, 338, 520, 676, 845, 1352, 1690, 3380, 6760, 313127, 626254, 1252508, 1565635, 2505016, 3131270, 4070651, 6262540, 8141302, 12525080, 16282604, 20353255, 32565208, 40706510, 52918463, 81413020, 105836926, 162826040, 211673852, 264592315, 423347704, 529184630, 1058369260, 2116738520]

約数ペア:

[(1, 2116738520), (2, 1058369260), (4, 529184630), (5, 423347704), (8, 264592315), (10, 211673852), (13, 162826040), (20, 105836926), (26, 81413020), (40, 52918463), (52, 40706510), (65, 32565208), (104, 20353255), (130, 16282604), (169, 12525080), (260, 8141302), (338, 6262540), (520, 4070651), (676, 3131270), (845, 2505016), (1352, 1565635), (1690, 1252508), (3380, 626254), (6760, 313127)]