328895560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1174627}}^1$

素因数の和:1174645

約数の個数: 32

約数和(自身を含む): 845732160

約数和(自身を除く): 516836600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1174627, 2349254, 4698508, 5873135, 8222389, 9397016, 11746270, 16444778, 23492540, 32889556, 41111945, 46985080, 65779112, 82223890, 164447780, 328895560]

約数ペア:

[(1, 328895560), (2, 164447780), (4, 82223890), (5, 65779112), (7, 46985080), (8, 41111945), (10, 32889556), (14, 23492540), (20, 16444778), (28, 11746270), (35, 9397016), (40, 8222389), (56, 5873135), (70, 4698508), (140, 2349254), (280, 1174627)]