20287560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169063}}^1$

素因数の和:169077

約数の個数: 32

約数和(自身を含む): 60863040

約数和(自身を除く): 40575480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169063, 338126, 507189, 676252, 845315, 1014378, 1352504, 1690630, 2028756, 2535945, 3381260, 4057512, 5071890, 6762520, 10143780, 20287560]

約数ペア:

[(1, 20287560), (2, 10143780), (3, 6762520), (4, 5071890), (5, 4057512), (6, 3381260), (8, 2535945), (10, 2028756), (12, 1690630), (15, 1352504), (20, 1014378), (24, 845315), (30, 676252), (40, 507189), (60, 338126), (120, 169063)]