20296620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{112759}}^1$

素因数の和:112774

約数の個数: 36

約数和(自身を含む): 61566960

約数和(自身を除く): 41270340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 112759, 225518, 338277, 451036, 563795, 676554, 1014831, 1127590, 1353108, 1691385, 2029662, 2255180, 3382770, 4059324, 5074155, 6765540, 10148310, 20296620]

約数ペア:

[(1, 20296620), (2, 10148310), (3, 6765540), (4, 5074155), (5, 4059324), (6, 3382770), (9, 2255180), (10, 2029662), (12, 1691385), (15, 1353108), (18, 1127590), (20, 1014831), (30, 676554), (36, 563795), (45, 451036), (60, 338277), (90, 225518), (180, 112759)]