134432560

素因数分解:

$2^4\times 5^1\times {\mathrm{1680407}}^1$

素因数の和:1680420

約数の個数: 20

約数和(自身を含む): 312555888

約数和(自身を除く): 178123328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1680407, 3360814, 6721628, 8402035, 13443256, 16804070, 26886512, 33608140, 67216280, 134432560]

約数ペア:

[(1, 134432560), (2, 67216280), (4, 33608140), (5, 26886512), (8, 16804070), (10, 13443256), (16, 8402035), (20, 6721628), (40, 3360814), (80, 1680407)]