1280491770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{263}}^1\times {\mathrm{162293}}^1$

素因数の和:162566

約数の個数: 32

約数和(自身を含む): 3084884352

約数和(自身を除く): 1804392582

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 263, 526, 789, 1315, 1578, 2630, 3945, 7890, 162293, 324586, 486879, 811465, 973758, 1622930, 2434395, 4868790, 42683059, 85366118, 128049177, 213415295, 256098354, 426830590, 640245885, 1280491770]

約数ペア:

[(1, 1280491770), (2, 640245885), (3, 426830590), (5, 256098354), (6, 213415295), (10, 128049177), (15, 85366118), (30, 42683059), (263, 4868790), (526, 2434395), (789, 1622930), (1315, 973758), (1578, 811465), (2630, 486879), (3945, 324586), (7890, 162293)]