20281080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{169009}}^1$

素因数の和:169023

約数の個数: 32

約数和(自身を含む): 60843600

約数和(自身を除く): 40562520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 169009, 338018, 507027, 676036, 845045, 1014054, 1352072, 1690090, 2028108, 2535135, 3380180, 4056216, 5070270, 6760360, 10140540, 20281080]

約数ペア:

[(1, 20281080), (2, 10140540), (3, 6760360), (4, 5070270), (5, 4056216), (6, 3380180), (8, 2535135), (10, 2028108), (12, 1690090), (15, 1352072), (20, 1014054), (24, 845045), (30, 676036), (40, 507027), (60, 338018), (120, 169009)]