680755408

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2239327}}^1$

素因数の和:2239354

約数の個数: 20

約数和(自身を含む): 1388383360

約数和(自身を除く): 707627952

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2239327, 4478654, 8957308, 17914616, 35829232, 42547213, 85094426, 170188852, 340377704, 680755408]

約数ペア:

[(1, 680755408), (2, 340377704), (4, 170188852), (8, 85094426), (16, 42547213), (19, 35829232), (38, 17914616), (76, 8957308), (152, 4478654), (304, 2239327)]