672752

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2213}}^1$

素因数の和:2240

約数の個数: 20

約数和(自身を含む): 1372680

約数和(自身を除く): 699928

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2213, 4426, 8852, 17704, 35408, 42047, 84094, 168188, 336376, 672752]

約数ペア:

[(1, 672752), (2, 336376), (4, 168188), (8, 84094), (16, 42047), (19, 35408), (38, 17704), (76, 8852), (152, 4426), (304, 2213)]