2189275120

素因数分解:

$2^4\times 5^1\times {\mathrm{263}}^1\times {\mathrm{104053}}^1$

素因数の和:104329

約数の個数: 40

約数和(自身を含む): 5109467616

約数和(自身を除く): 2920192496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 263, 526, 1052, 1315, 2104, 2630, 4208, 5260, 10520, 21040, 104053, 208106, 416212, 520265, 832424, 1040530, 1664848, 2081060, 4162120, 8324240, 27365939, 54731878, 109463756, 136829695, 218927512, 273659390, 437855024, 547318780, 1094637560, 2189275120]

約数ペア:

[(1, 2189275120), (2, 1094637560), (4, 547318780), (5, 437855024), (8, 273659390), (10, 218927512), (16, 136829695), (20, 109463756), (40, 54731878), (80, 27365939), (263, 8324240), (526, 4162120), (1052, 2081060), (1315, 1664848), (2104, 1040530), (2630, 832424), (4208, 520265), (5260, 416212), (10520, 208106), (21040, 104053)]