1640382437080

素因数分解:

$2^3\times 5^1\times {\mathrm{2366801}}^1\times {\mathrm{17327}}^1$

素因数の和:2384139

約数の個数: 32

約数和(自身を含む): 3691075055040

約数和(自身を除く): 2050692617960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 17327, 34654, 69308, 86635, 138616, 173270, 346540, 693080, 2366801, 4733602, 9467204, 11834005, 18934408, 23668010, 47336020, 94672040, 41009560927, 82019121854, 164038243708, 205047804635, 328076487416, 410095609270, 820191218540, 1640382437080]

約数ペア:

[(1, 1640382437080), (2, 820191218540), (4, 410095609270), (5, 328076487416), (8, 205047804635), (10, 164038243708), (20, 82019121854), (40, 41009560927), (17327, 94672040), (34654, 47336020), (69308, 23668010), (86635, 18934408), (138616, 11834005), (173270, 9467204), (346540, 4733602), (693080, 2366801)]