210388660

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{401}}^1\times {\mathrm{709}}^1$

素因数の和:1156

約数の個数: 48

約数和(自身を含む): 455530320

約数和(自身を除く): 245141660

約数列:

[1, 2, 4, 5, 10, 20, 37, 74, 148, 185, 370, 401, 709, 740, 802, 1418, 1604, 2005, 2836, 3545, 4010, 7090, 8020, 14180, 14837, 26233, 29674, 52466, 59348, 74185, 104932, 131165, 148370, 262330, 284309, 296740, 524660, 568618, 1137236, 1421545, 2843090, 5686180, 10519433, 21038866, 42077732, 52597165, 105194330, 210388660]

約数ペア:

[(1, 210388660), (2, 105194330), (4, 52597165), (5, 42077732), (10, 21038866), (20, 10519433), (37, 5686180), (74, 2843090), (148, 1421545), (185, 1137236), (370, 568618), (401, 524660), (709, 296740), (740, 284309), (802, 262330), (1418, 148370), (1604, 131165), (2005, 104932), (2836, 74185), (3545, 59348), (4010, 52466), (7090, 29674), (8020, 26233), (14180, 14837)]