20165655420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112031419}}^1$

素因数の和:112031434

約数の個数: 36

約数和(自身を含む): 61169155320

約数和(自身を除く): 41003499900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112031419, 224062838, 336094257, 448125676, 560157095, 672188514, 1008282771, 1120314190, 1344377028, 1680471285, 2016565542, 2240628380, 3360942570, 4033131084, 5041413855, 6721885140, 10082827710, 20165655420]

約数ペア:

[(1, 20165655420), (2, 10082827710), (3, 6721885140), (4, 5041413855), (5, 4033131084), (6, 3360942570), (9, 2240628380), (10, 2016565542), (12, 1680471285), (15, 1344377028), (18, 1120314190), (20, 1008282771), (30, 672188514), (36, 560157095), (45, 448125676), (60, 336094257), (90, 224062838), (180, 112031419)]