1272527720

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{68711}}^1$

素因数の和:69185

約数の個数: 32

約数和(自身を含む): 2869413120

約数和(自身を除く): 1596885400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 926, 1852, 2315, 3704, 4630, 9260, 18520, 68711, 137422, 274844, 343555, 549688, 687110, 1374220, 2748440, 31813193, 63626386, 127252772, 159065965, 254505544, 318131930, 636263860, 1272527720]

約数ペア:

[(1, 1272527720), (2, 636263860), (4, 318131930), (5, 254505544), (8, 159065965), (10, 127252772), (20, 63626386), (40, 31813193), (463, 2748440), (926, 1374220), (1852, 687110), (2315, 549688), (3704, 343555), (4630, 274844), (9260, 137422), (18520, 68711)]