31920160

素因数分解:

$2^5\times 5^1\times {\mathrm{199501}}^1$

素因数の和:199516

約数の個数: 24

約数和(自身を含む): 75411756

約数和(自身を除く): 43491596

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 199501, 399002, 798004, 997505, 1596008, 1995010, 3192016, 3990020, 6384032, 7980040, 15960080, 31920160]

約数ペア:

[(1, 31920160), (2, 15960080), (4, 7980040), (5, 6384032), (8, 3990020), (10, 3192016), (16, 1995010), (20, 1596008), (32, 997505), (40, 798004), (80, 399002), (160, 199501)]